Was the use of propaganda successful in terms of supporting the war effort?

The use of propaganda was very successful in both World War I and World War II. We needed to convince our people that both of these wars were right for the United States and to get Americans to be supportive of our war effort.

Explanation:

depends

Explanation: depends what they were advertising and what war it was.

lend lease program was passed by congress on march 11, 1941. the president could ship weapons, food, or stuff to any country whose struggle against the axis assisted u.s. defense