These ideas are most closely associated with no other than Karl Marx. He brought about this idea in his seminal work called the Communist Manifesto, where he talked about various things pertaining society and class struggles. Among them he also develope dthe notion of the dictatorship of the proletariat where the proletariat would have all the political power in a new type of society.
July 4, 1777 which is was independence day
Spain and France both were allies of the colonists
Dysentery or unless you need not infected the plague