Harry S Truman provided covert and military and financial aid to the french. The communist victory indochina would precipitate the spread of communism throughout southeast asia. He also gave aid to greece and turkey …show more content…
It feared the the communist takeover that it would mean that communists would take over all the other countries in southeast. Without the domino theory, vietnam would be an unimportant country. The domino theory became a threat to US security. The domino theory was a good reason for the US to get involved with Vietnam.
The domino theory is when one country follows another country kind of like how in highschool one student follows another. As you can see a lot of countries fell under communism. The idea of the domino theory was really just the fall of communism. Eisenhower did come up with the name “domino theory” in one of his speeches in the 1900s. Most of the wars were a big part of the domino theory to. the fall of communism was called the domino theory because one country would fall after another like dominos after one domino falls so does the other. Many countries in southeast fell under communism. Many presidents did try to stop it but you can't really stop it it has went on since the 1900s and still goes on till this day. Vietnam feared communists so they called it the fear of communism. Basically the domino theory was the countries falling under communism and its neighboring countries would soon