B, colonist kept taking land from the natives.
Well the other guys answer is technically right their a few more details to it. The league of nations was also another attempt to stop further wars between various groups in the world. They didn't want another Holocaust or world war to happen so it made it that all nations would turn on one nation or nations if they did go rogue and attack.
It didnt, its all fake news
Answer:
During WWII there were mainly an increase of factory driven jobs.
Explanation:
During the war there was an increased need for supplies for war. Because of that a ton of factories opened and started producing different weapons and war matierials.
Answer:
Imma go with the 3ed one,