Colombian President Juan Manuel Santos (C, front) signs the final peace agreement reached by the Colombian government and the Revolutionary Armed Forces of Colombia (FARC), in Cartagena, Colombia, on Sept. 26, 2016. Colombian President Juan Manuel Santos and FARC commander in chief, Timoleon Jimenez, signed a historic peace deal on Monday afternoon in the city of Cartagena, ending a 52-year conflict. (Xinhua/Jhon Paz)
