The correct answer is "an area of Soviet-aligned nations following WWII."
This is evident from the map based on the information provided in the key. In the key it states that the purple area symbolizes "Socialist FR of Yugoslavia: USSR aligned until 1948." Considering that World War II ends in 1944, this shows that this area was indeed aligned with the Soviet Union after World War II.
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https://www.history.com/this-day-in-history/theodore-roosevelts-wife-and-mother-die look up this website
railroads and large supply factories
The last answer choice contains the word Led the Union on an attack of New Orleans. That would be the logical choice.
All of the Above. John Adams signed the U.S. constitution so did Patrick Henery and George Washington. Every man that signed the U.S. constitution were leaders of the Continental Congress