What did the Truman Doctrine promise?

Ato liberate Poland
Bto send aid to all nations threatened by Soviet expansion
Cto drop an atomic bomb in the USSR if they did not leave Poland
Dto resign the United States from the United Nations if the Soviet Union remained a member

Verified Answer :

The Truman Doctrine promised "B. to send aid to all nations threatened by Soviet expansion". This was when the Cold War was causing a great deal of tension between the US and the USSR and the US wanted to stop the spread of communism.

The correct answer isĀ B. to send aid to all nations threatened by Soviet expansion

Truman believed that the countries that were devastated in the war could easily become communist countries because of dissatisfaction of the people. His doctrine established that the US would send financial help to help rebuild those countries and kickstart their economies in order to rebuild them into great capitalist countries and prevent the spread of communism.