March 8, 1990 (February 12) Gengwu, Colombia ended a 16-year-long armed conflict.

1990, 4.19 Movement members up to 16 years of armed struggle against the Colombian guerrilla groups to lay down their arms, 9, 2011, the Colombian government signed with the 4.19 movement "organizations" last peace agreement "," the 4.19 movement "organizations to become a legitimate political party.