Nation is the correct answer.
Answer:
The Sino-Soviet Treaty of Friendship, Alliance and Mutual Assistance
Explanation:
There was six articles and the terms lasted 30 years in force.
Answer:
Naturalization
Explanation:
Naturalization is the process by which U.S. citizenship is granted to a foreign citizen or national. Once individuals have met the legal requirements for becoming citizens, they must submit an application form, with supporting documents and a $725 fee, to the U.S. Citizenship and Immigration Services