What was the first US space rocket launched in 1958?

The Explorer 1

Explanation:

On Jan. 31, 1958, the United States Had its first successful launch: Explorer 1. It was the American answer to the Soviet Union's Sputnik 1, which kicked off the Space Age when it launched in 1957.

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.

legal rights and freedom of speech.i hope that it is correct.

brainliest if correct