Causation I think if I have the right meaning
Why was the American Revolution important in history?
The American Revolution was a time when the British colonists in America rebelled against the rule of Great Britain. There were many battles fought and the colonies gained their freedom and became the independent country of the United States. The American Revolutionary War lasted from 1775 until 1783.
each of a series of medieval military expeditions made by Europeans to recover the Holy Land from the Muslims in the 11th, 12th, and 13th centuries. The Crusades were a series of religious wars initiated, supported, and sometimes directed by the Latin Church in the medieval period. The term refers especially to the Eastern Mediterranean campaigns in the period between 1096 and 1271 that had the objective of recovering the Holy Land from Islamic rule.
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Answer:
The launch of Sputnik
Explanation:
Sputnik was launched by the USSR, with a mission to place a radio transmitter in the Earth's orbit. This was what marked the start of the space race as well as the creation of NASA, National Aeronautics and Space Administration.