Answer is: Bering land bridge
The hot, humid weather made the work exhausting.
One way the U.S and the U.S.S.R were competing during the Cold War was with military technology. Both sides invested heavily into new military technologies trying to get the upper hand. The Second way was the Space race, both sides competed to be the first to put a man on the moon.
What he meant by this is that America must consciously interpret the president
Answer: In 1881, in the general american election.