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United States in World War I - Wikipedia
Why Did the US Enter World War I? - HISTORY
American entry into World War I - Wikipedia
World War I Changed America and Transformed Its Role in …
World War I - US Entry, Causes, Impact | Britannica
United States World War I, Summary, Facts, Significance, APUSH
World War I: Summary, Causes & Facts - HISTORY
The United States and the First World War - World War I …
U.S. Enters the War - National WWI Museum and Memorial
100 years ago, the United States enters World War I - National …