Petro leaves Colombia with lower poverty, broader political representation and stronger labor protections, but also unfinished reforms, failed peace efforts and corruption scandals.
So far, three people have been convicted in the killing of former presidential candidate Miguel Uribe Turbay, while arrest warrants target seven members of FARC dissident factions.
The economic committees of both Chambers of the Congress of Colombia voted against the tax reform bill presented by the government of President Gustavo Petro.