Changes

German U-boats  now began sinking American ships on sight.  On April 2, 1917, President [[Woodrow Wilson]] spoke in favor of declaring war on Germany in an address to the joint houses of Congress.  Congress then formally declared war on April 6, 1917, with opposition votes coming mostly from areas with large German ethnic populations.<ref>http://www.firstworldwar.com/source/usofficialawardeclaration.htm</ref>

German U-boats  now began sinking American ships on sight.  On April 2, 1917, President [[Woodrow Wilson]] spoke in favor of declaring war on Germany in an address to the joint houses of Congress.  Congress then formally declared war on April 6, 1917, with opposition votes coming mostly from areas with large German ethnic populations.<ref>http://www.firstworldwar.com/source/usofficialawardeclaration.htm</ref>

The Army was expanded by a factor of 100 to 4 million soldiers (all men), and a major expeditionary force was sent to Europe called the [[American Expeditionary Forces]], under command of General [[John J. Pershing]].  Officially the U.S. did not join the Allies and there was no treaty or formal agreement with Britain or France, so Perhaps was practically independent.  He was also largely independent of Washington, and allowed to make his own strategic and command decisions.

The Army was expanded by a factor of 100 to 4 million soldiers (all men), and a major expeditionary force was sent to Europe called the [[American Expeditionary Forces]], under command of General [[John J. Pershing]].  Officially the U.S. did not join the Allies and there was no treaty or formal agreement with Britain or France, so Pershing was practically independent.  He was also largely independent of Washington, and allowed to make his own strategic and command decisions.

=== Russia ===

=== Russia ===