List of Land Borders With Dates of Establishment - Europe

Europe

Andorra-France

• • 985 France doesn't help Barcelona versus the Saracens, border between France and Barcelona.
  • 1278 Foix gains co-sovereignty over Andorra next to the bishop of Urgel.

Albania-Greece

• • 1913/1914 after Greek withdrawal due to international diplomatic pressure.

Albania-Montenegro

• Shkodër - Berane
  • 1913 at the treaty of London.
• From Shkodër - Podgorica to Shkodër - Ulcinj
  • 1878 at the treaty of Berlin, border between Montenegro and the Ottoman Empire.
  • 1913 at the treaty of London.

Albania-Republic of Macedonia

• • 1913 at the treaty of London, border between Albania and Serbia.
  • 1991 Independence for the Republic of Macedonia.

Albania-Serbia

• • 1913 at the treaty of London.

Andorra-Spain

• • 1278 Foix gains co-sovereignty over Andorra next to the bishop of Urgel.
  • 1479 Union between Castile and Aragon, the beginning of Spain.

Austria-Czech Republic

• • 12th/13th century, region settled by Germans, border between Austria and Bohemia (Czech Republic).

Austria-Liechtenstein

• • 1719 Creation of Liechtenstein.

Austria-Switzerland

• Stuben - Scuol
  • 1363 Tyrol becomes Austrian, border between Austria and the bishopric of Chur.
  • 1497/1498 Grissons allies with Switzerland.
• Schruns - Davos
  • 1420 Austria acquires Montafon, border between Austria and Toggenburg.
  • 1497/1498 Grissons allies with Switzerland.
• Bregenz - St. Gallen
  • 15th century, Austria becomes the dominant power on the east bank of the Rhine.
  • 1491 Switzerland takes control of the west bank of the Rhine.

Austria-Slovakia

• • 976 Babenberger receive the Eastmark from the German king, border between Austria and Hungary.
  • 1993 Slovakian independence.

Austria-Hungary

• • 1919 at the treaty of Saint-Germain.

Austria-Slovenia

• • 1919 at the treaty of Saint-Germain, border between Austria and Yugoslavia.
  • 1991 Slovenian independence.

Austria-Germany

• • 1871 establishment of the German Empire, border between Austria-Hungary and Germany.

Austria-Italy

• From Nauders - Mals to Lienz - Bruneck
  • 1919 at the treaty of Saint-Germain.
• Kötschach - Paluzza
  • 1st millennium, border between Italy and Carinthia.
  • 1335 Carinthia is inherited by the duke of Austria, border between Austria and Aquileia.
  • 1866 Venice conquered by Italy from Austria.
• Villach - Tarvisio
  • 1919 at the treaty of Saint-Germain.

Azerbaijan-Georgia

• • 1991 Azerbaijani and Georgian independence.

Azerbaijan-Russia

• • 1991 dissolvement of the Soviet Union.

Belarus-Latvia

• • 1920 peace between Latvia/Poland and the Soviet Union, border between Latvia and the Soviet Union/Poland.
  • 1991 Belarussian and Latvian independence.

Belarus-Poland

• • 1945 after the annexation of East Poland by Stalin, border between Poland and the Soviet Union.
  • 1991 Belarussian independence.

Belarus-Russia

• From Polatsk - Velikiye Luki to Mahilyow - Klincy
  • 1991 dissolvement of the Soviet Union.
• Gomel - Klincy
  • 1667 at the treaty of Andrusovo, border between Russia and Poland-Lithuania.
  • 1991 dissolvement of the Soviet Union.

Belarussia-Ukraine

• • 1991 Belarussian and Ukrainian independence.

Belgium-Netherlands

• From Knokke-Heist - Cadzand to Bree - Budel
  • 1648 at the peace of Westphalia between the Netherlands and Spain.
  • 1830/1839 after the Belgian revolution against the (united) Netherlands.
• From Bree - Weert to Plombières - Vaals
  • 1839 at the treaty of London.

Belgium-France

• From De Panne - Bray-Dunes to Poperinge - Godewaersvelde
  • 1697 at the peace of Rijswijk, between France and Spain.
  • 1830/1839 After the Belgian Revolution.
• From Loker - Bailleul to Comines
  • 1713 at the peace of Utrecht, between France and Austria
  • 1830/1839 After the Belgian Revolution.
• From Menen - Tourcoing to Mons - Maubeuge
  • 1697 at the peace of Rijswijk, between France and Spain.
  • 1830/1839 After the Belgian Revolution.
• From Binche - Maubeuge to Chimay - Fourmies
  • 1678/1679 at the peace of Nijmegen, between France and Spain.
  • 1830/1839 After the Belgian Revolution.
• Couvin - Rocroi
  • 941? Border between France and Germany.
  • 1830/1839 After the Belgian Revolution.
• From Couvin - Revin to Agimont - Givet
  • 1678/1679 at the peace of Nijmegen, between France and the bishopric of Liege.
  • 1830/1839 After the Belgian Revolution.
• From Hastière - Givet to Aubange - Longwy
  • 1697 at the peace of Rijswijk, between France and Germany (Spain and the bishopric of Liege).
  • 1830/1839 After the Belgian Revolution.

Belgium-Luxembourg

• From Aubange - Pétange to Gouvy - Huldange
  • 1839 at the treaty of London.
• Burg-Reuland - Leithum
  • 1839 at the treaty of London, between Luxembourg and Prussia.
  • 1919 at the treaty of Versailles.

Belgium-Germany

• • 1919 at the treaty of Versailles.

Bosnia and Hercegovina-Croatia

• • 1995 Dayton Agreement.

Bosnia and Hercegovina-Montenegro

• Sarajevo - Pljevlja
  • 1913 at the treaty of London, border between Montenegro and Austria-Hungary.
  • 1995 Dayton Agreement, border between Bosnia and Hercegovina and Yugoslavia.
  • 2006 Montenegrin independence.
• Sarajevo - Nikšić
  • 1878 at the treaty of Berlin, border between Montenegro and Austria-Hungary.
  • 1995 Dayton Agreement, border between Bosnia and Hercegovina and Yugoslavia.
  • 2006 Montenegrin independence.
• Trebinje - Herceg Novi
  • 1995 Dayton Agreement, border between Bosnia and Hercegovina and Yugoslavia.
  • 2006 Montenegrin independence.

Bosnia and Hercegovina-Serbia

• Zvornik - Loznica
  • 13th century, after Serbian conquest, border between Serbia and Bosnia.
  • 1995 Dayton Agreement, border between Bosnia and Hercegovina and Yugoslavia.
  • 2006 Serbian self-determination.
• Sarajevo - Priboj
  • 1913 at the treaty of London, border between Serbia and Austria-Hungary.
  • 1995 Dayton Agreement, border between Bosnia and Hercegovina and Yugoslavia.
  • 2006 Serbian self-determination.

Bulgaria-Greece

• Petrich - Sidirokastro
  • 1913 at the treaty of London.
• From Smolyan - Xanthi to Svilengrad - Orestiada
  • 1919 at the treaty of Neuilly.

Bulgaria-Republic of Macedonia

• Petric - Strumica
  • 1919 at the treaty of Neuilly, border between Bulgaria and Yugoslavia.
  • 1991 Independence for the Republic of Macedonia.
• Blagoevgrad - Kočani
  • 1913 at the treaty of Bucharest, border between Bulgaria and Serbia.
  • 1991 Independence for the Republic of Macedonia.
• Kyustendil - Skopje
  • 1878 Bulgarian independence, border between Bulgaria and the Ottoman Empire.
  • 1991 Independence for the Republic of Macedonia.

Bulgaria-Romania

• Varna - Constanţa
  • 1878 after the defeat of the Ottoman Empire.
• From Silistra - Feteşti to Vidin - Calafat
  • 1185 After Bulgarian uprise against the Byzantine Empire, border between Bulgaria and the Cumans.
  • 1861 Romanian independence, border between Romania and the Ottoman Empire.
  • 1878 Bulgarian independence.

Bulgaria-Serbia

• Sofia - Pirot
  • 1919 at the treaty of Neuilly, border between Bulgaria and Yugoslavia.
  • 2006 Serbian self-determination.
• Vidin - Zaječar
  • 1878 Bulgarian and Serbian independence.

Bulgaria-Turkey

• Burgas - Kırklareli
  • 1913 at the treaty of London, border between Bulgaria and the Ottoman Empire (Turkey).
• Elhovo - Edirne
  • 1885 after the East Rumelian revolution, border between Bulgaria and the Ottoman Empire (Turkey).
• Svilengrad - Edirne
  • 1919 at the treaty of Neuilly, border between Bulgaria and the Ottoman Empire (Turkey).

Croatia-Hungary

• Osijek - Pécs
  • 1920 at the treaty of Trianon, border between Hungary and Yugoslavia.
  • 1991 Croatian independence.
• From Našice - Pécs to Varaždin - Nagykanisza
  • 10th century.

Croatia-Montenegro

• • 1991 Croatian independence, border between Croatia and Yugoslavia.
  • 2006 Montenegrin independence.

Croatia-Serbia

• Osijek - Apatin
  • 1995 Dayton agreement, border between Croatia and Yugoslavia.
  • 2006 Serbian self-determination.
• Vukovar - Bačka Palanka
  • 925 Croatia conquers Slavonia, border between Croatia and Hungary.
  • 2006 Serbian self-determination.
• Vukovar - Sremska Mitrovica
  • 1995 Dayton agreement, border between Croatia and Yugoslavia.
  • 2006 Serbian self-determination.

Croatia-Slovenia

• Čakovec - Murska Sobota
  • 1991 Croatian and Slovenian independence.
• From Varaždin - Ptuj to Rijeka - Postojna
  • 10th century, border between Croatia and Germany.
  • 1991 Croatian and Slovenian independence.
• Pazin - Koper
  • 1991 Croatian and Slovenian independence.

Czech Republic-Germany

• From Volary - Neureichenau to Mariánské Lázně - Mähring
  • 843 treaty of Verdun, border between Germany and the Bohemians (Czechs).
• Cheb - Marktredwitz
  • 1266 Egerland (Cheb) becomes Bohemian (dispute whether Bohemia was German at that time).
• From Kraslice - Klingenthal to Hrádek nad Nisou - Zittau
  • 9th century, Bohemia established, border between Bohemia (Czechs) and the Sorbs.
  • 10th century, Germans conquer Sorb territories.

Czech Republic-Poland

• From Liberec - Gorlice to Trutnov - Wałbrzych
  • 9th century, border between Bohemia (Czech Republic) and Great Moravia.
  • 10th century, border between Bohemia (Czech Republic) and Poland.
  • 1945 Stalin gives German Silesia to Poland, border between Poland and Czechoslovakia.
  • 1993 Czechoslovakia dissolved.
• Náchod - Kłodzko to Ostrava - Racibórz
  • 1945 Stalin gives German Silesia to Poland, border between Poland and Czechoslovakia.
  • 1993 Czechoslovakia dissolved.
• Český Těšín - Cieszyn
  • 1919 border between Czechoslovakia and Poland.
  • 1993 Czechoslovakia dissolved.

Czech Republic-Slovakia

• From Břeclav - Senica to Frýdek-Místek - Žilina
  • 10th century, Bohemia acquires Moravia, border between Bohemia (Czech Republic) and Hungary.
  • 1993 Czechoslovakia splits in two.
• Český Těšín - Čadca
  • 1298 Bohemia acquires Upper Silesia, border between Bohemia (Czech Republic) and Hungary.
  • 1993 Czechoslovakia splits in two.

Denmark-Germany

• • 1920 after referendum.

Denmark-Sweden

• • 2000 Copenhagen - Malmö bridge and tunnel

Estonia-Latvia

• • 1918 Latvian and Estonian independence.

Estonia-Russia

• Narva - Ivangorod
  • 1478 Russian conquest of Novgorod, border between Russia and the German Order.
  • 1991 dissolution of the Soviet Union.
• Võru - Pskov
  • 1510 Russian conquest of Pskov, border between Russia and the German Order.
  • 1991 dissolution of the Soviet Union.

Finland-Sweden

• • 1809 Peace of Hamina, border between Russia and Sweden.

Finland-Norway

• • 1751 Treaty of Strömstad

Finland-Russia

• Nellim - Nikel
  • 1946 at the treaty of Paris, border between Finland and the Soviet Union.
• Kuusamo - Topozero
  • 1917 Finnish independence.
• Kotka - Vyborg
  • 1946 at the treaty of Paris, border between Finland and the Soviet Union.

France-Switzerland

• Saint-Louis - Basel
  • 1501 Basel becomes a member of the Swiss Confederation, border between the Habsburg territories and Switzerland.
  • 1648 at the treaty of Westphalia.
• Wentzwiller - Oberwil
  • 1648 at the treaty of Westphalia, border between France and the bishopric of Basel.
  • 1815 at the congress of Vienna.
• Leymen - Hofstetten-Flüh
  • 1515 Swiss Solothurn buys Rotberg from the Rotberg family, border between the Habsburg territories and Switzerland.
  • 1648 at the treaty of Westphalia.
• Lutter - Cholholx
  • 1648 at the treaty of Westphalia, border between France and the bishopric of Basel.
  • 1815 at the congress of Vienna.
• Lutter - Kleinlützel
  • 1527 Swiss Solothurn buys Kleinlützel from the monastery of Kleinlützel, border between the Habsburg territories and Switzerland.
  • 1648 at the treaty of Westphalia.
• From Blochmont - Ederswiler to Delle - Buix
  • 1648 at the treaty of Westphalia, border between France and the bishopric of Basel.
  • 1815 at the congress of Vienna.
• Montbéliard-Porrentruy
  • 1815 at the congress of Vienna.
• From Vaufrey - Porrentruy to Pontarlier - Fleurier
  • 1678/1679 at the treaty of Nijmegen, border between France and Germany (bishopric of Basel and Neuchâtel).
  • 1815 at the congress of Vienna.
• From Les Fourgs - Sainte-Croix to Les Rousses - Saint-Cergue
  • 1536 border between Switzerland and Burgundy.
  • 1678/1679 at the treaty of Nijmegen.
• From Gex - Saint-Cergue to Gex - Geneva
  • 1536 after Swiss expansion, border between Switzerland and Savoy.
  • 1601 after French expansion.
  • 1932 borders finally settled.
• Annemasse - Geneva
  • 1536 Geneva member of the Swiss Confederation, border between Switzerland and Savoy.
  • 1860 Savoy ceded to France by Sardinia-Piemonte.
• Douvain - Geneva
  • 1569 Chablais returns to Savoy, border between Switzerland and Savoy.
  • 1860 Savoy ceded to France by Sardinia-Piemonte.
• From Thonon-les-Bains - Monthey to Chamonix-Mont-Blanc - Martigny
  • 15th/16th century, after Swiss expansion, border between Switzerland and Savoy.
  • 1860 Savoy ceded to France by Sardinia-Piemonte.

France-Italy

• Chamonix-Mont-Blanc - Courmayeur
  • 1860 Savoy ceded to France by Sardinia-Piemonte.
• Bourg-Saint-Maurice - Susa
  • 1st millennium, Border between Italy and Burgundy.
  • 1860 Savoy ceded to France by Sardinia-Piemonte.
• Briançon - Cesana Torinese
  • 1st millennium, Border between Italy and Burgundy.
  • 1349 France buys Dauphiné from the heir, border between France and Germany (Savoy and Saluzzo).
  • 1860 after Italian unification.
• Barcelonette - Demonte
  • 1st millennium, Border between Italy and Burgundy.
  • 1481, Provence inherited by the king of France, border between France and Germany (Savoy and Saluzzo).
  • 1860 after Italian unification.
• From Isola - Vinadio to Sospel - Camporosso
  • 1860 Italian unification and Nice ceded to France.
• Menton - Ventimiglia
  • 1860 Italian unification, border between Italy and Mentone.
  • 1861 Mentone annexed by France.

France-Monaco

• • 1848/1861 Revolt in Monaco's hinterland, France annexes rebel territory.

France-Spain

• From Banyuls-sur-Mer - Llanca to Bourg-Madame - Puigcerdà
  • 1659 at the treaty of the Pyrenees.
• Saint-Girons - Rialp
  • 985 France doesn't help its province Barcelona versus de Saracens, border between France and Barcelona.
  • 1479 Aragon and Castile are unified and become known as Spain.
• From Bagnères-de-Luchon - Vielha to Cauterets - Sallent de Gállego
  • 843 at the treaty of Verdun, border between France and Aragon.
  • 1479 Aragon and Castile are unified and become known as Spain.
• Urdos - Canfranc
  • 843 at the treaty of Verdun, border between France and Aragon. (French possession of Béarn was disputed until 1620).
  • 1479 Aragon and Castile are unified and become known as Spain.
• Arette - Isaba
  • 843 at the treaty of Verdun, Border between France and Pamplona.
  • 1512 Castile (Spain) annexes southern Navarra.
• Saint-Étienne-de-Baïgorry - Baztan
  • 1512 Castile (Spain) annexes southern Navarra, border between Castile (Spain) and Lower Navarre.
  • 1620 France annexes Lower Navarre.
• Cambo-les-Bains - Baztan
  • 843 at the treaty of Verdun, Border between France and Pamplona.
  • 1512 Castile (Spain) annexes southern Navarra.
• Hendaye - Irun
  • 843 at the treaty of Verdun, Border between France and Pamplona.
  • 1479 Aragon and Castile are unified and become known as Spain.

France-Germany

• • 17th century/1919 at the treaty of Versailles.

France-Luxembourg

• Esch-sur-Alzette - Villerupt
  • Middle Ages, between Luxembourg and Bar.
  • 1659 at the treaty of the Pyrenees, between France and Spain.
  • 1839 at the treaty of London.
• Dudelange - Thionville
  • 1659 at the treaty of the Pyrenees, between France and Spain.
  • 1839 at the treaty of London.
• Schengen - Sierck-les-Bains
  • Middle Ages, between Luxembourg and Lorraine.
  • 1661 at the treaty of Vincennes, between France and Spain.
  • 1839 at the treaty of London.

France-UK

• Calais - Dover

Georgia-Russia

• From Tblisi - Makhachkala to Kutaisi - Vladikavkaz
  • 1991 dissolvement of the Soviet Union.
• Kutaisi - Nalchik
  • 1001, Georgia acquires Abkhazia, border between Georgia and Alania.
  • 1557 Russia conquers Kabardino-Balkaria, border between Russia and the Ottoman Empire.
  • 1991 dissolvement of the Soviet Union.
• Sukhumi - Cherkessk
  • 1001, Georgia acquires Abkhazia, border between Georgia and Alania.
  • 1991 dissolvement of the Soviet Union.
• Sukhumi - Sochi
  • 15th century, border between Georgia and the Ubykhs.
  • 1991 dissolvement of the Soviet Union.

Germany-Luxembourg

• • 1815 at the treaty of Vienna, between the (united) Netherlands and Prussia (German Confederation).
  • 1839 at the treaty of London, between Luxembourg and Prussia (German Confederation).

Germany-Netherlands

• From Aachen - Vaals to Kleve - Gennep
  • 1815 at the Congress of Vienna, between the (united) Netherlands and Prussia (German Confederation).
• From Kranenburg - Groesbeek to Bunde - Nieuweschans
  • 1648 at the peace of Westphalia, between the Netherlands and the Holy Roman Empire of the German nation.

Germany-Poland

• • 1945 Stalin gives Eastern Germany to Poland, border between Soviet occupied Germany and Poland.

Germany-Switzerland

• Lörrach - Basel
  • 1648 at the treaty of Westphalia.
• From Rheinfelden to Laufenburg
  • 1806 at the German Mediatisation (Reichsdeputationshauptschluss), between the Confederation of the Rhine (Germany) and the Republic of Helvetia (Switzerland).
• From Waldshut-Tiengen - Döttingen to the Bodensee
  • 1648 at the treaty of Westphalia.

Greece-Republic of Macedonia

• • 1913 at the treaty of London, border between Greece and Serbia.

Greece-Turkey

• • 1913 at the treaty of London, border between Bulgaria and the Ottoman Empire (Turkey).
  • 1923 at the treaty of Lausanne.

Hungary-Romania

• • 1920 at the treaty of Trianon.

Hungary-Slovakia

• • 1920 at the treaty of Trianon, border between Hungary and Czechoslovakia.

Hungary-Serbia

• • 1920 at the treaty of Trianon, border between Hungary and Yugoslavia.

Hungary-Slovenia

• • 1920 at the treaty of Trianon, border between Hungary and Yugoslavia.
  • 1991 Slovenian independence.

Hungary-Ukraine

• • 1920 at the treaty of Trianon, border between Hungary and Czechoslovakia.

Italy-San Marino

• • 1st millennium/1631, border between San Marino and Papal States.
  • 1860 Italian nationalists conquer the eastern Papal States.

Italy-Slovenia

• Tarvisio - Kranjska Gora
  • 1919 at the treaty of Saint-Germain, border between Italy and Yugoslavia.
  • 1991 Slovenian declaration of independence.
• From Cave del Predil - Strmec na Predelu to Gorizia - Nova Gorica
  • 1947 at the treaty of Paris, border between Italy and Yugoslavia.
• Trieste - Postojna
  • 1954 Free state Trieste dissolved, border between Italy and Yugoslavia.

Italy-Switzerland

• Aosta - Martigny
  • 1477 Swiss ally Valais conquers Martigny, border between Switzerland and Savoy.
  • 1860 Italian unification.
• Valtournenche - Zermatt
  • 1416 Valais allies with Switzerland, border between Switzerland and Savoy.
  • 1860 Italian unification.
• Domodossola - Brig
  • 1st millennium, border between Italy and Burgundy.
  • 1416 Valais allies with Switzerland, border between Switzerland and Milan.
  • 1860 Italian unification.
• From Domodossola - Locarno to Porlezza - Lugano
  • 1512 after Swiss conquest of Milan, border between Switzerland and Milan.
  • 1860 Italian unification.
• From Madesimo - Splügen to Livigno - Zernez
  • 1st millennium, border between Italy and the Frankish Empire.
  • 1497/1498 Grissons allies with Switzerland, border between Switzerland and Milan.
  • 1860 Italian unification.
• Taufers im Münstertal - Müstair
  • 1497/1498 Grissons allies with Switzerland, border between Switzerland and the Habsburg territories.
  • 1919 at the treaty of Saint-Germain.

Italy-Vatican City

• • 1929 Lateran Treaty

Ireland-UK

• • 1921 Independence of Ireland.

Latvia-Lithuania

• • 1236 Lithuanian state established, border between Lithuania and other Balts.
  • 1918 Lithuanian and Latvian independence.

Lithuania-Belarus

• • 1991 Belarussian and Lithuanian independence.

Lithuania-Poland

• • 1919 at the treaty of Versailles.

Lithuania-Russia

• Kybartai - Gusev
  • 13th century, border between Lithuania and the Baltic Prussians.
  • 1991 dissolution of the Soviet Union.
• Tauragė - Sovetsk
  • 1923 after Lithuanian annexation, border between Lithuania and Germany.
  • 1991 dissolution of the Soviet Union.

Latvia-Russia

• Rēzekne - Pskov
  • 1510, Russian conquest of Pskov, border between Russia and the German Order.
  • 1991 dissolution of the Soviet Union.
• Rēzekne - Sebez
  • 1920 peace between Latvia and the Soviet Union.
  • 1991 dissolution of the Soviet Union.

Liechtenstein-Switzerland

• Vaduz - Igis
  • 1497/1498 Grissons allies with Switzerland, border between Switzerland and Brandis.
  • 1719 Creation of Liechtenstein.
• Vaduz - Mels
  • 1436 Inhabitants of Sargans become citizens of Swiss Zürich, border between Switzerland and Brandis.
  • 1719 Creation of Liechtenstein.
• Vaduz - Buchs
  • 1485 Swiss Luzern buys Werdenberg, border between Switzerland and Brandis.
  • 1719 Creation of Liechtenstein.
• Bendern - Salez
  • 1458 Lords of Sax-Forstegg ally with Switzerland, border between Switzerland and Brandis.
  • 1719 Creation of Liechtenstein.

Republic of Macedonia-Serbia

• • 1991 Independence for the Republic of Macedonia, border between the Republic of Macedonia and Yugoslavia.

Moldova-Romania

• Bălţi - Iaşi
  • 1861 Romanian independence, border between Romania and Russia.
  • 1991 Moldovan independence.
• Cahul - Brăila
  • 1878 after Russian annexation, border between Romania and Russia.
  • 1991 Moldovan independence.

Moldova-Ukraine

• • 1991 Moldovan and Ukrainian independence.

Montenegro-Serbia

• • 1913 at the treaty of London.

Norway-Russia

• • 1826 borders fixed between Russia and Norway, border between Russia and Sweden-Norway.

Norway-Sweden

• Halden - Uddevalla
  • 1658 at the treaty of Roskilde, border between Sweden and Denmark-Norway.
• From Halden - Mellerud to Hamar - Mora
  • 10th and 11th centuries
• From Engerdal - Idre to Trondheim - Storuman
  • 1645 at the treaty of Brömsebro, border between Sweden and Denmark-Norway.
• From Bodø - Storuman to Tromsø - Kiruna
  • 16th century, Swedish king decides to use the water flux line between the Atlantic and the Baltic as border between Sweden and Denmark-Norway.

Poland-Slovakia

• • 10th/11th century, border between Poland and Hungary.

Poland-Russia

• • 1945 Stalin divides German East Prussia, border between Poland and the Soviet Union.

Poland-Ukraine

• From Chełm - Kovel to Przemyśl - Sambir
  • 1945 after the annexation of East Poland by Stalin, border between Poland and the Soviet Union.
  • 1991 Ukrainian independence.
• Ustrzyki Dolne - Uzhorod
  • 11th century, border between Poland and Hungary.
  • 1991 Ukrainian independence.

Portugal-Spain

• From Faro - Huelva to Portalegre - Cáceres
  • 12th/13th century, conquered by Portugal, border between Portugal and León/Castile.
  • 1479 Union between Castile and Aragon, the beginning of Spain.
• From Guarda - Salamanca to Braga - Vigo
  • 1139 Portugal becomes independent from León-Castile, border between Portugal and León-Castile.
  • 1479 Union between Castile and Aragon, the beginning of Spain.
  • 1864 Treaty of Lisbon sets border.

Romania-Ukraine

• Sighetu Marmaţiei - Chust
  • 1919 at the treaty of Versailles, border between Romania and Czechoslovakia/Polish or Ukrainian East Galicia.
  • 1991 Ukrainian independence.
• Suceava - Chernivtsi
  • 1940/1944 border between Romania and the Soviet Union.
  • 1991 Ukrainian independence.
• Brăila - Izmayil
  • 1878 Romanian annexation of Dobruja, border between Romania and Russia.
  • 1991 Ukrainian independence.

Romania-Serbia

• Drobeta-Turnu Severin - Negotin
  • 1284 after Serbian conquest, border between Serbia and Hungary.
  • 1861 Romanian independence, border between Romania and Ottoman Empire.
  • 1878 Serbian independence.
• Anina - Bor
  • 1284 after Serbian conquest, border between Serbia and Hungary.
  • 1919 at the treaty of Saint-Germain, border between Romania and Yugoslavia.
  • 2006 Serbian self-determination.
• Timişoara - Belgrade
  • 1919 at the treaty of Saint-Germain, border between Romania and Yugoslavia.
  • 2006 Serbian self-determination.

Russia-Ukraine

• • 1991 dissolvement of the Soviet Union.

Slovakia-Ukraine

• • 1991 Ukrainian independence, border between Ukraine and Czechoslovakia.
  • 1993 Slovakian independence.

Spain-UK

• La Línea de la Concepción - Gibraltar
  • 1713 at the treaty of Utrecht, border between Spain and Great Britain (United Kingdom).