Hi there, so what i know is:
as détente broke down, progress on nuclear arms control stalled completely. As their relationship continued to erode, it became clear that both the U.S. and the Soviet Union had overestimated the extent to which détente would contribute to an agreeable and peaceful end of the Cold War.
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I hope this helps! And remember to always give me feedback if I got it incorrect, I promise I will make up for my mistakes :-)
<em> - Haley <3</em>
The answer is B) The Allies began their invasion of Nazi-occupied France
I believe it was when small and large States decided to have an upper and Lower house. the lower house, house of rep, was to have the number of rep. be based on population. while the upper house, the senate, was made to give all states an equal representation in the government. this being based on statehood ,which earned two senators, and did not take population into account into choosing the number of senators.