I find this article fascinating. It underscores how nations will use religion to pursue an end, but I think it's also important to note that neither group likely created or heavily influenced the growth of these two schools of thought, if you will.
Link: http://www.cruxnow.com/church/2015/05/05/did-the-kgb-create-latin-americas-liberation-theology/Ion Mihai Pacepa is a former three-star general in Communist Romania’s secret police who defected to the United States in 1978, bringing a trove of insider detail about KGB operations and intelligence strategies in the former Soviet empire. He’s considered among the highest ranking defectors of all time from the Soviet bloc.
Thus when Pacepa told the Catholic News Agency last Friday that the KGB “invented” liberation theology in Latin America, one is tempted to take the assertion seriously.