What was the order of events in the arms race between the us and the soviet union?

That's too many questions in one post.  you should separate your questions.  i'll respond to just the first few, which are a related set.

what was world war i referred to as first?   the great war

who was the president of the united states during world war i?   woodrow wilson

what was his campaign slogan? he has kept us out of war

tell me what the acronym main stands for. militarism, alliances, imperialism, nationalism -- these were underlying causes for the war

where was the powder keg of europe located at? in the balkans

why was this area referred to as the powder keg? there was much striving by different ethnic nationalities for independence from control by other powers

how was world war i set off?     the archduke of austria and his wife were assassinated by radical serbian nationalists in sarajevo.