At first, the United States declared itself officially neutral, and President Woodrow ... tanks first rolled their way into battle in World War I. Chemical warfare, in the form of chlorine ...

It was on April 6 in 1917, that the United States abandoned its stance of neutrality and officially joined the Allied powers ...

Despite initial mandate to stay neutral, U.S. leaders voted to officially join Allies in the Great War on 1917.

April 5 and 6 have witnessed a plethora of significant events throughout history, spanning various realms such as politics, ...

On April 6, 1917, the United States entered World War I as the House joined the Senate in approving a declaration of war against Germany that was then signed by President Woodrow Wilson. In 1830, ...