How and why did us relations with the soviet union deteriorate in the 1970s?

Why did the collapse of the soviet union and the power vacuum in the balkans lead to bosnian genocide?

How did americans disagree over the role of federal and state goverment before and durning the civil war

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons