Original sentence: Also sometimes called Marxist or Socialist genocide, the phenomenon is a feature of communist policy where the genocide of small, "primitive" peoples has been a recurring component in the development of Communist totalitarianism throught the 20th century
Edited sentence: Also sometimes called Marxist or Socialist genocide, the phenomenon is a feature of communist policy where the genocide of small, "primitive" peoples has been a recurring component in the development of Communist totalitarianism through the 20th century