1, After the First Battle of Marne, both the German and French troops turned
to a strategy known as
a. machine-gun nests.
b. chemical warfare.
c. trench warfare.
d. submarine warfare.

the answer should be:

their party has more members.

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the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain

president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.

chemicals that are toxic to plants