Answer:
Truman doctrine
Explanation: Truman asks for U.S. assistance for Greece and Turkey to forestall communist domination of the two nations. Historians have often cited Truman's address, which came to be known as the Truman Doctrine, as the official declaration of the Cold War
Answer:
MLK jr. since he wanted peace and equality and showed how to solve problems without violence
Answer:
Before this event, the United States had not declared war.
Explanation:
Buenos Aires is located in Argentina
