Tolong jelaskan mengenai Sumber primer dari Keterlibatan Amerika Serikat dalam Perang Dunia I

The Papers of Woodrow Wilson  edited by Arthur S. Link complete in 69 vol, at major academic libraries. Annotated edition of all of WW's letters, speeches and writings plus many letters written to him

Wilson, Woodrow. Why We Are at War (1917) six war messages to Congress, Jan- April 1917

NY Times main headline, April 2, 1917, President Calls for War Declaration, Stronger Navy, New Army of 500,000 Men, Full Cooperation With Germany's Foes

Extensive essay on Woodrow Wilson and shorter essays on each member of his cabinet and First Lady from the Miller Center of Public Affairs