What did the United States and the Soviet Union after to in start

They agreed to not use nuclear weapons.

Explanation:

To lessen the threat of an accidental nuclear war, the United States and the Soviet Union agree to establish a “hot line” communication system between the two nations. ... The United States had discovered that the Soviets were building missile sites in Cuba capable of firing missiles with nuclear warheads.

worcester v. georgia, legal case in which the u.s. supreme court on march 3, 1832, held (5–1) that the states did not have the right to impose regulations on native american land. andrew jackson refused to enforce the ruling, the decision form the basis for most subsequent indian law in the united states.