1920
In 1920 8,223 Jewish immigrants arrived in Palestine.
February 27 - Over one thousand protesters take part in an Arab nationalist demonstration in Jerusalem carrying banners bearing the slogans "Stop Zionist Immigration" and "Our Country For Us". Arab nationalists sought to resist the Zionist immigration – Aliyah, which comes mostly from Eastern Europe.
March 1 - Jewish settlements in the Upper Galilee were attacked by Arab forces during the Franco-Syrian War. Joseph Trumpeldor was among 8 who died defending Tel Hai.
March 7 - Faisal proclaimed king of Greater Syria.
March 8 - A second large Arab nationalist demonstration takes place in Jerusalem.
April 4–7 - The 1920 Palestine riots – violent 4-day riot against the Jews in Jerusalem's Old City. Muhammad Amin Al-Husayni was charged with inciting the Arab crowds with an inflammatory speech and sentenced by military court held in camera (private) to ten years imprisonment in absentia, since he had already violated his bail by fleeing to Transjordan to avoid arrest. Zionist leader Ze'ev Jabotinsky was sentenced to 15 years in prison for the possession of weapons.
April 19 - Elections held for the first Jewish Assembly of Representatives.
April - The mayor of Jerusalem, Musa al-Husayni, is removed from office by the British Military Governor, Ronald Storrs.
May 31 - Second Palestine Arab Congress.
June 12 - The April riots prompt the establishment of Haganah – a Jewish defense force.
July 1 - Herbert Samuel sworn in as first High Commissioner. He announces the establishment of an Advisory Council consisting of 20 members: 10 British officials, 4 Muslims, 3 Christians and 3 Jews.
July 1 - Palin Commission reports on the rioting that occurred in April.
August 26 - The First Immigration Ordinance sets the quota for Jewish immigration at 16,500 for the first year.
December 4 - Third Palestine Arab Congress.
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