21h 28min, apr 6, 1917 y - United States enters WWI

Description:

A British-owned Lusitania ship got bombed by Germans and 128 Americans were killed .Three days later, the United States broke relations with Germany, and just hours after that the American liner Housatonic was sunk by a German U-boat. This changed the economy for asknow the government had to spend money on military expenses and increase the taxes on U.S famalies