It was the attack of Pearl Harbor that made the US join the allies.
The United States Congress declared war on Japan in World War 2 following Japan's surprise attack on the U.S. Navy in Pearl Harbor, Hawaii.
A German sank a U.s ship.
IT SIGNED for WW1 BUT THE US DIDNT JOIN IT SO IT FAILED. AND WOODROW WILSON MADE IT AND THERE IS THE LEAGUE OF NATIONS IN THE TREATY OF VERSALIES.
Most Americans did not want to join the war... In fact, Woodrow Wilson (the president during WW1) wanted to be neutral, isolated instead of go into war.
WW1. After WW2, the UN was created and anyone who was part of the League of nations joined the UN.
The u.s joined the ww1 because Germany kept sinking the u.s boats and went avaunt president wilsons rules . hello
There was no single event that drew the US into World War I in 1917. The sinking of the Lusitania in 1915 along with continued submarine warfare against American commerce made the US entry into the war almost inevitable.
the united states joined in 1917, ww1 started in 1914.!!
IT SIGNED for WW1 BUT THE US DIDNT JOIN IT SO IT FAILED. AND WOODROW WILSON MADE IT AND THERE IS THE LEAGUE OF NATIONS IN THE TREATY OF VERSALIES.
The us joined ww1 in the year of 1917.
the united states joined in 1917, ww1 started in 1914.!!
The assasination of Arch Duke Ferdinand.
Yu mean how* not who* & the us join the ww1 cause they wanted to become a world power & joinin world would defently help.
The US joined WW1 after a German battle ship sank the Luisitania, which was an American passenger liner.
The date that made the US to be was July 4, 1776. The event that caused this to happen was the Declaration of Independence.
The Zimmerman telegram was sent to Mexico, but intercepted by Great Britain who then decoded it and told the US about it. The Zimmerman telegram basically said "if you join us and help defeat the US, then we will help you get your land back that you lost in the Mexican War" The Zimmerman telegram was the finial act that made the US join the Allied Powers on WW1 I hope this helps!
fresh troops who outnumbered the enemy
Most Americans did not want to join the war... In fact, Woodrow Wilson (the president during WW1) wanted to be neutral, isolated instead of go into war.
Zimmerman note: said that Germany would promise a few states to Mexico if they join the war on there side