Final answer:
President Wilson created the Committee of Public Information (CPI) to promote the war effort and influence public opinion in favor of World War I. The CPI used media like posters and speeches to encourage Americans to support the war and create anti-German sentiment.
Step-by-step explanation:
President Wilson created the Committee of Public Information (CPI) during World War I in order to promote the war effort and influence public opinion in favor of the war. The CPI utilized various forms of media, such as posters, speeches, and films, to encourage Americans to support the war and make sacrifices. One of the main goals was to create anti-German sentiment and unify Americans behind the war effort.