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roosevelt corollary
was an addition to the monroe doctrine articulated by president Theodore roosevelt -
building of the panama canal
is a 77.1 km ship canal in Panama that concurs the atlantic oven to the pacific ocean -
sinking of the lusitania
during the first world war as Germany waded submarine warfare against the united kingdom of great Britain and Ireland -
sussex pledge
Germany pledges to stop unrestricted submarine warfare against merchant ships -
zimmerman telegram
was an internal diplomatic communication missed from the german foreign office in January 1917 that proposed a military alliance between Germany and Mexico in the event of the united states entering work war I against Germany -
US officially enters WWI
the us joined its allies Britain France and Russia to fight in world war I -
18th amendment
prohibition of the sale and drinking of alcohol in the united states this amendment took effect in 1919 and was a huge failure -
19th amendment
guarantees all american women the right to vote -
the great depression
was the deepest and longest-lasting economic downturn in the history of the western industrialized world -
20th amendment
that sets the dates at which federal government elected offices end in also defines who succeeds the president if the president dies -
spanish american war
August conflict between Spain and the united states the result of u.s. intervention cuban war of independence
