Answer:
Some geographical features was the Tigris and Euphrates river. Without this they would not have good soil. This led to their food surplus.
Explanation:
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The steamboat. it helped travel rivers upstream
John Adams was an ambassador to France during the American Revolution. Also served in Amsterdam securing a large loan that helped finance the war. He was also the first VP under George Washington, though Washington pretty much shut him out.
1968 and 1972 was the last<span> manned missions to the Moon were conducted by the United States as part of the Apollo program. Apollo 8 was the first manned mission to enter orbit in December 1968, and was followed by Apollo 10 in May 1969.
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