What famous event happend in 1957?

In 1957, the Soviet Union launched Sputnik 1, the world’s first artificial satellite, marking the beginning of the space age and the U.S.-Soviet space race. This event not only showcased the USSR's technological advancements but also sparked significant concern in the United States, leading to increased investment in science and education. The successful launch of Sputnik had a profound impact on geopolitics, technology, and public consciousness during the Cold War era.