The article seeks to discuss the military civil relations in Colombia in the negotiation scenarios and the challenges implied by the Peace Agreement with the Revolutionary Armed Forces of Colombia-FARC.A historical characterization is presented to understand the behavior of the military institution in the political life of the country and present the moments of tension with the governments, in particular in relation to the peace processes.The Colombian situation shows a greater visibility of tensions for the Military Forces that are in the middle of the debate on politics and peace.