Either the Crusades or Polo's journeys.
The aim of the potsdam declaration was to hinder more aggression by japan during world war.
<h3>What was the war about about?</h3>
The purpose was to hinder Japanese aggression and thus brings to end the war.
Note that It was a war that Japan needs to surrender or they would face the effect of the anger of the others, so The aim of the potsdam declaration was to hinder more aggression by japan during world war.
Therefore the 1st option is correct.
Learn more about potsdam declaration from
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They had war fatigue as a result of WWI. Hope this helps!:)
