The event that led to united states involvement in world war i was: the assassination of archduke ferdinand england's declaration of war the bombing of the maine germany's sinking of american supply ships

The correct answer is: "Germany's sinking of American supply ships".

The US managed to stay out of WWII until 1917 although, until that moment they have been sending supplies to the Allied forces. When Germany used submarines to bomb the supply ships, president Wilson had no option but to declare the war to Germany and to become part of the Allies or Entente countries that were figthing together the Triple Alliance.  

answer: andrew johnson

17th u.s. president

in what way were president abraham lincoln's and president andrew johnson's reconstruction plans similar? a)both reserved seats in the congress for former confederate war leaders. b)both granted voting rights to the newly freed slaves. d) both required southerners to support the thirteenth amendment to abolish

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