Who is carl marx and what did he do to change the 20th century

Karl Marx was a german political philosopher during the 19th century.

Explanation:

Karl Marx had some ideologies and he wanted to spread it. He believed that there should be equality in the society and no one should be treated more than others and he came up with a book of his ideology communism Manifesto.

He aimed at communism. He supported the Industrialisation as he believed that they support socialism and the unions will help him shape his idea of communism.

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answer: (fluidity)is the correct answer.

explanation: because of this characteristic, success on the battlefield depends in large part on the ability to adapt to proactively change events to our advantage as well as to react quickly to constantly changing conditions