Answer:
The Holocaust was the systematic, state-sponsored persecution and murder of six million European Jews by the Nazi German regime and its allies and collaborators. The Holocaust was an evolving process that took place throughout Europe between 1933 and 1945.
The correct answer is number 2) Cold War confrontations.
Unfortunately, you forgot to attach the map. Where is the map?
Without the map, just you know the information. We don't.
However, trying to help you we did some deep research and found one map that highlights places where the United States and the Soviet Union had conflicts and confrontations during the Cold War years.
The places highlighted on the map are the Island of Cuba, North and South Korea, and North and South Vietnam.
So the correct answer indeed is:
A historian could best use this map to study the topic "Cold War confrontations."
During the tense years of the Cold War, the Soviet Union and the United States competed in the arms race, the space race, and the spread/containment of Communism in different places of the world such as the Island of Cuba Korea Vietnam.
The Assyrians sought more land because their king wanted more control over trade routes