Final answer:
The American government aimed to secure U.S. dominance in space exploration with the establishment of NASA.
Step-by-step explanation:
The American government aimed to achieve securing U.S. dominance in space exploration with the establishment of NASA. The establishment of NASA in 1958 was a response to the Soviet Union's launch of the first artificial satellite, Sputnik, in 1957. The United States sought to surpass the Soviet Union in space achievements and establish itself as the leader in space exploration.
Learn more about U.S. dominance in space exploration