The British troops marched to lexington and concord to get battle supplies and that is where the first event of the war happened. A famous gun shot was shot out, but nobody knows who did it. The events mark the start of the revolution becuase it was the first battle of the revolution.
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I'm going to help you get the answers but the answers are too much to type out for you.
I think the answer would be A, imposing tariffs on Chinese products. Hope this helps.
Answer: The person who led the Marxist revolutionaries in Russia was Vladimir Lenin.
Explanation: I learned about this a while ago.