Annexation: Incorporating a territory into another country.
Cede: Formally giving up ownership of land.
Cession: Granting land from one country to another.
Compromise: Agreement where both sides give up something.
Joint Resolution: Statement passed by both legislative houses with legal force.
Suffrage: The right to vote.
Reservation: Land set aside for Native Americans.
Public Land: Government-owned land.
Popular Sovereignty: People's right to choose via voting.
Manifest Destiny: The belief in U.S. expansion to the Pacific Ocean.