The United States government began constructing military basa within the state in preparation for war. Although far removed from the frontlines in Europe and the Pacific, Arizona's contribution to the Allied war effort was significant. Multiple prisoner of war camps and Japanese internment camps were established across the state, as well as several new airbases and associated sites, resulting in the birth of Arizona's aviation and manufacturing industries at the end of the Depression Era. The population of the state also experienced a major increase. Many veterans returned to Arizona after the war ended, laying the foundations for the large metropolises of Pheonix and Tucson.
That is because Algeria had millions of French citizens on its soil. They wanted to keep a close eye on these people and needed to fight nationalists who wanted to get Algerian independence while often harming French people, so they decided to keep Algeria a colony in order to monitor these people and protect them.
A)a new defensive tactic known as trench warfare
Trench warfare allowed the war to drag on for long periods of time because of the stalemates that ensue from the opposing armies refusing to give up the land under their controls, resulting in high casualties in no man's land.
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Answer:
trated their workers fairly