After the United States declared war on Germany, approximately how long did it take for over a million American troops to
arrive in Europe?
two months
two years
one month
one year
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CPSB 18 - US Histor
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One Year

Explanation:

It took one year for over a million Americans troops to arrive in Europe after the United States declared war to Germany

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".

the authority to tax.