Respuesta :
The answer is:
- to convince the public to support an idea
- to encourage the public to unite
- to motivate the public to take action
In his State of the Union address in 1945, U.S. president Franklin D. Roosevelt makes reference to the Second World War and intends to convince people of the country's strength and of making sacrifices to support the war. In that respect, he also encourages Americans to join the army and act as a united front, so that each citizen can contribute to the cause.