HAVANA, June 23, 2016 (Xinhua) -- Colombian President Juan Manuel Santos (L) and Timoleon Jimenez (R), the top leader of the Revolutionary Armed Forces of Colombia (FARC), exchange pacts while Cuban President Raul Castro witnesses in Havana, capital of Cuba, June 23, 2016. The Colombian government and the FARC guerrilla group signed a pact on a definitive bilateral ceasefire, marking a major step towards ending a half-century conflict. Colombia's conflict has killed more than 220,000 people and displaced millions since 1964. UN Secretary-General Ban Ki-moon along with Cuban President Raul Castro witnessed the signing of the agreement. (Xinhua/Liu Bin)
