100,000 years ago during the final part of the last Ice Age, sea levels dropped revealing land corridors that the Native Americans traveled on to get to North America. (land corridors)
Explanation:
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Answer;
-The Tet Offensive
Explanation;
The Tet offensive is the event that marked the turning point in the Vietnam conflict, forcing Lyndon Johnson to change course and pull out of the upcoming presidential race.
-The Tet offensive was a major invasion of South Vietnamese urban centers, that was launched by the North Vietnam in 1968.
-The Tet Offensive played an important role in weakening U.S. public support for the war in Vietnam. The goal of the offensive was to severely damage the United States and South Vietnamese forces as well as encourage an uprising against the government of South Vietnam.
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<span>Made the engine that made it possible for cars to work</span>