Thirteen Colonies” is shorthand for the English-speaking colonies arrayed along the east coast of North America, which rebelled against Britain in 1775-83.
They draw attention to the opinion that the United States is not doing enough to help these children.
Answer:
The correct answer is Despite US efforts, South Vietnam could not prevent a takeover by North Vietnam on its own.
Explanation:
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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.