What topic is often used as a theme for studying world history since world war 1

The correct answer is decolonization and nationalism.

Explanation

The topic that is often used as a theme for studying world history since World War 1 is decolonization and nationalism. This topic is chosen mainly because, after World War 1, many people and countries obtained their independence.

Furthermore, this happened because of civil movements that strived for human and civil rights.

well the fact it is basically a peninsula allowed trade to come from many places, thus allowing cultural diffusion to take place. india has seasonal monsoons that merchants travel back and forth from india using the monsoons wind patterns

yes.

explanation:

because it let the japanese know who had the upper hand in the war.