USA HISTORY

Detailed explanation-1: -Though it lasted fewer than four years, World War II was the most expensive war in United States history. Adjusted for inflation to today’s dollars, the war cost over $4 trillion and in 1945, the war’s last year, defense spending comprised about 40% of gross domestic product (GDP).

Detailed explanation-2: -Throughout the Second World War, the United States consistently had the largest gross domestic product (GDP) in the world.

Detailed explanation-3: -The U.S.A. spent the most on the war, just over 340 billion dollars. All together, this table, which includes more than 15 countries and its allies, totals 1, 301.316 billion dollars.

Detailed explanation-4: -The United States benefited the most from WWII as it had a large population, technological prowess, and the capital necessary to change WWII machinations into business and industry that benefited the civilian. Europe saw great growth post-WWII; it just happened slower than it did in the United States and Japan.