 It achieved prominence in the 1970s and 1980s.The term was coined by the Peruvian priest, Gustavo Gutiérrez, who wrote one of the movement's most famous books, "A Theology of Liberation" (1971).According to Sarah Kleeb, "Marx would surely take issue," she writes, "with the appropriation of his works in a religious context...there is no way to reconcile Marx's views of religion with those of Gutierrez, they are simply incompatible.