Answer:
Making sure about air prevalence permitted the Allies over complete aeronautical surveillance, giving them indispensable insight on German beach front safeguards. D-Day likewise relied upon Allied control of the Atlantic, which was at long last accomplished in 1943 through triumph in the Battle of the Atlantic.
Explanation:
The union wanted safety regulation , shorter hours , and better wages
By treaty with France after the victory in war
Iron Curtain: A term coined by Winston Churchill about the Soviet hold on Eastern Europe
Truman Doctorine: <span>principle that the US should give support to countries or peoples threatened by Soviet forces or communist insurrection.
Marshall Plan: Giving supplies and loans to struggling nations (Notably recovering Germany) to help them build up</span>