1917

Timelines:	1914 1915 1916 1917 1918 1919 1920
Births:	1914 1915 1916 1917 1918 1919 1920
Deaths:	1914 1915 1916 1917 1918 1919 1920
Establishments:	1914 1915 1916 1917 1918 1919 1920
Disestablishments:	1914 1915 1916 1917 1918 1919 1920
Introductions:	1914 1915 1916 1917 1918 1919 1920
Accidents:	1914 1915 1916 1917 1918 1919 1920
Images:	1914 1915 1916 1917 1918 1919 1920

By month

April

• April 1 – Pennsylvania Railroad reinstates the Federal Express passenger train using the newly opened Hell Gate Bridge.

December

• December 26 – – United States President Woodrow Wilson uses the Federal Possession and Control Act to nationalize American railroads under the United States Railroad Administration during World War I.

Unknown date

• Tasmanian Government Railways extends the Derwent Valley Line, predecessor of the Derwent Valley Railway, 66 kilometres to Fitzgerald.