West Germany formally joined NATO on May 5, 1955, and the Warsaw Pact was signed less than two weeks later, on May 14. Joining the USSR in the alliance were Albania, Bulgaria, Czechoslovakia, the German Democratic Republic (East Germany), Hungary, Poland and Romania.
A. Established border w Canada is the answer
Answer: C
Explanation:
D wont work because they only need 3rds of the country to agree to make a change to a Constitution. C only works because before then they needed all 13 states to agree with it. A and B wont work because A the constitution would have never been made because you need all 13 state to agree and back then it was up to the state because the confederal government. B wont work because supreme court only declare laws unconstitutional or constitutional.