Friedrich Engels was a famous philosopher, economist, and social theorist. He was born on November 28, 1820, in Germany. Engels is best known for his collaborative work with Karl Marx on The Communist Manifesto and Das Kapital. Some synonyms for Friedrich Engels could include Marxist scholar, political thinker, intellectual, revolutionary, and co-founder of Communism. Additionally, Engels is often associated with the idea of dialectical materialism, which is the philosophical basis for Marxism. His contributions to political theory have had a profound impact on the course of world history, inspiring movements for social justice and equality around the globe.