
1820 – 1895
“Friedrich Engels was a German philosopher and revolutionary socialist, best known for co-authoring The Communist Manifesto with Karl Marx.”
Wikipedia / Wikimedia Commons

The Communist Manifesto
1848–1848
It galvanized the global labor movement and reshaped political ideologies.

Era of Socialist Movements
1832–2013
The socialist movements fundamentally reshaped political landscapes and influenced labor rights worldwide.