Tag: declaration_of_war

US Declares War on Germany, Enters WWI

6 Apr 2026 8:03 a.m. · Source: U.S. Library of Congress

On April 6, 1917, the United States formally declared war on Germany, marking its entry into the European conflict. This pivotal moment reshaped the course of World War I.

World Politics and Government Military World War I Germany Declaration of War European Conflict History U.S. Library of Congress