President of the u. s. at the onset of the cold war who supported supply drops to berlin; he involved america in the korean war; aided the french in vietnam to stop the spread of communism from china

"tear down this wall! " is a line from a speech made by u.s. president ronald reagan in west berlin on friday, june 12, 1987, calling for the leader of the soviet union, mikhail gorbachev, to open up the barrier which had divided west and east berlin since 1961.

answer: c

explanation:

its just the right answer