20th Century 1901-2000

United States of America &gt; United States History &gt; 20th Century 1900-Present

Timeline

 * 1900: The Hawaii Territory is organized.


 * 1901: William McKinley is sworn in as President with Theodore Roosevelt as Vice President. Theodore Roosevelt is sworn in as the 26th President of the United States.


 * 1905: Theodore Roosevelt is sworn in as President for a 2nd term with Charles Fairbanks as Vice President.


 * 1906: Bureau of Immigration is established


 * 1907: Oklahoma is the 46th state admitted to the Union and was formed from Oklahoma Territory and Indian Territory


 * 1909: William Taft is sworn in as the 27th President of the United States with James Sherman as Vice President. New Mexico is the 47th state admitted to the Union.


 * 1912: Arizona is the 48th state admitted to the Union. Arizona had been called by Arizona before 1863, although it was still in the Territory of New Mexico.


 * 1913: Woodrow Wilson is sworn in as the 28th President of the United States with Thomas Marshall as Vice President.


 * 1914: American forces occupy Vera Cruz, Mexico. The United States Army Air Corps is established.


 * 1914-18:World War I.


 * 1917–1918: More than 26 million men from the United States ages 18 through 45 registered with the Selective Service.  World War I over 4.7 million American men and women served during the war.


 * 1930's: The Great Depression closed many factories and mills. Many small farms were abandoned, and many families moved to cities.


 * 1933: Ocean City Inlet created by a major storm.


 * 1939-45:World War II.


 * 1940–1945:  Over 50.6 million men ages 18 to 65 registered with the Selective Service. Over 16.3 million American men and women served in the armed forces during World War II.


 * 1941: Japanese planes attack Pearl Harbor; United States entered World War II.


 * 1944: D-Day; invasion of Normandy, France by Allied Forces.


 * 1945: Germany surrendered, ending World War II in Europe. United States dropped atomic bomb on Hiroshima and Nagasaki; Japan surrendered, ending World War II in the Pacific.


 * 1950's–1960's  The building of interstate highways made it easier for people to move long distances.


 * 1950–1953:  Over 5.7 million American men and women served in the Korean War.


 * 1952 First span of Chesapeake Bay Bridge opened.


 * 1964:Chesapeake Bay Bridge-Tunnel opened; it was coined as one of the Seven Engineering Wonders of the Modern World.


 * 1964–1972:  Over 8.7 million American men and women served in the Vietnam War.

Websites

 * Asian in America Timeline
 * Digital History
 * Irish immigration