American forces took part in the forty-seven-day Meuse-Argonne offensive. The Allies advanced through the Argonne Forest and pushed the German line back until, cornered and with no hope for success, the Germans agreed to cease fire and an armistice on November 11.
Wilson released a decoded telegram from German foreign minister Arthur Zimmermann to Mexico. Zimmermann proposed that, if the US entered the war, Mexico go to war with the US as a German ally. Zimmermann promised that if Mexico allied with Germany, Germany would provide “financial support and an understanding on our part that Mexico is to reconquer lost territory in Texas, New Mexico, and Arizona.”
The New York City neighborhood of Harlem became a major cultural center for African Americans. Black artists, musicians, and writers based in Harlem created a social and artistic community, producing major works and challenging barriers created by Jim Crow.