A 2016 accord with the FARC guerrillas was supposed to end Colombia's 52-year civil war. But a deadly car bomb in Bogotá shows that armed insurgents still threaten the South American country.
The death of Mozambican opposition leader Alfonso Dhlakama could affect the progress made to end hostilities in the country.
Some African countries present a facade of democracy. The absence of substantive democracy is contributing to instability on the continent.