1990s
- May 1992: Three Northern soldiers in South Korean uniforms are killed in Cheolwon, Gangwon-do; three South Korean soldiers are wounded.
- December 1994: North Koreans shoot down US Army helicopter. One US KIA and one US POW for 13 days.
- May 1995: North Korean forces fire on a South Korean fishing boat, killing three.
- October 1995: Two armed North Koreans are discovered at the Imjin River; one is killed.
- April 1996: Several hundred armed North Korean troops cross repeatedly into the Demilitarized Zone.
- May 1996: Seven Northern soldiers cross south of the Demilitarized Zone, but withdraw after warning shots are fired.
- May & June 1996: North Korean vessels twice cross the Northern Limit Line and have a several-hour standoff with the South Korean navy.
- April 1997: Five North Korean soldiers cross the Demilitarized Zone in Cheolwon, Gangwon-do, and fire on South Korean positions.
- June 1997: Three North Korean vessels cross the Northern Limit Line and attack South Korean vessels two miles (3 km) south of the line. On land, fourteen North Korean soldiers cross 70 m south of the center of the DMZ, leading to a 23-minute exchange of fire.
- June 1999: A series of clashes between North and South Korean vessels take place in the Yellow Sea near the Northern Limit Line.
Read more about this topic: List Of Border Incidents Involving North Korea