Why did american and british forces plan a massive invasion of western europe during ww?

Why was control of the atlantic ocean essential to great britain’s success in world war 2

What did the marshall plan do ? apex a. send aid to countries in europe b. sent atomic weapons to asia c. sent more ships to the pacific d. sent aid to the soviet union answer ; is a

What were some of the new consumer appliances that americans could purchase in the 1920s