Why did mao zedung get involved in the korea war? a. he was the leader of the south koreans. b. he wanted to support the us in their containment policy. c. he was worried about his border with north korea being in jeopardy. d. he wanted to re-take seoul. e. he wanted to reinforce the pusan perimeter..

What did president roosevelt do to aid panama in becoming an independent country? a. he negotiated a peace treaty with nicaragua to purchase the land. b. he invaded colombia to establish a us base for defense. c. he placed warships around panama to block sea lanes. d. he used dollar diplomacy to block imports to nicaragua.