Since the 1930s, the importance of international trade for the united states has:

supplies had to travel a long distance across water on ships that were often attacked, so they did not reach europe

equal pay act of 1963. the equal pay act, signed in to law by president john f. kennedy on june 10, 1963, was one of the first federal anti-discrimination laws that addressed wage differences based on gender. they felt that this would prevent employers from undercutting future wages for men.