Karl Marx and Freidrich Engels left a lasting, long-term impact.
-Their Communist ideology led to a rise of trade unions (as they were focused on womens' rights and class struggles
-Marxist Theory was the foundation for Social Democratic Federation (1881) and Independant Labour Party (1893) which eventually led to the formation of the Labour Party
-Abolished child labour and the Poor Laws.
Marxist ideas remain influential in left-wing movements in Britain despite the Proletarian revolution never happening