Answer:
build support for the war effort.
Step-by-step explanation:
The World War II (WWII) was a period of battle between various countries from 1939 to 1945. It started formally on the 1st of September, 1939 and ended on the 2nd of November, 1945.
Propaganda can be defined as an information that's biased, exaggerated, misleading or false in nature and it is used to advance a selfish cause, promote a political cause, or enhance a point of view.
During the World War, propaganda posters were used to paint an unrealistic picture of the war by depicting or showing only happy people, rather than show people who were suffering or dying.
On a related note, the US government made broad use of propaganda during World War II to build support for the war effort and commitment to an allied victory.
Franklin Delano Roosevelt was an American politician and statesman who was elected as the 32nd President of the United States of America in 1933. He was born on the 30th of January, 1882 in Hyde Park, New York, United States of America.
The Office of War Information (OWI) was created in 1942 by President Franklin D. Roosevelt to join other wartime agencies such as War and State Departments, in the timely dissemination of war information and propaganda against its enemies and perceived rival nations, especially through radio stations, printing press, and Hollywood movie studios.