To become a state, people in each territory write a constitution

In some cases, an entire territory became a state; in others, some part of a territory became a state. ... Upon acceptance of that constitution, by the people of the territory and then by Congress, Congress would adopt by simple majority vote a joint resolution granting statehood.

Explanation:

So yes, to become a state, people in each territory write a constitution.

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.