When the Monroe Doctrine was written, the US had just formed and was not ready to fight the European powers. Monroe basically asked Europe to stay out of the Western Hemisphere because they were afraid of getting attacked.
The creator, James Monroe, was interested in keeping the United States out of a war it was not prepared for. Though it was out of fear, there was some thinking through; people voted on it, after all.
Note that by "afraid of getting attacked," I not only mean getting attacked through soldiers and cannons but also by taking over nearby areas and competing with the US for natural resources.
In Russia, World War I became the catalyst for the ovethrow of Czar Nicholas II and the rise of the Communist Party (Bolshevik Revolution) led by Vladmir Lenin. Russia became the first Communist country. Communism eventually spread to small countries near Russia and eventually spread to Cuba, China and Vietnam.
Answer:
Made the constitution and made it to where the ruler of the US could only serve a few years
Monroe doctrine was the thing that blocked other nations from coming into americas. It was enforced by the british military who were the strongest at time.
Many nations accepted this out of fear of their military.
I'm guessing you meant Charleston. The British one that one.