May 2, 1890
Oklahoma became the 46th US State on Saturday, November 16, 1907 under President Theodore Roosevelt. It is the 20th largest, 28th most populated and 36th most densely populated state. Oklahoma became a state November 16, 1907 when Theodore Roosevelt signed the Oklahoma Enabling Act. Part of Oklahoma's land was acquired in the Louisiana Purchase in 1803 and the rest was sought sometime around 1848. Oklahoma became a state on November 16, 1907. Today, the state's population is an estimated 3.851 million.  The name was settled upon statehood, Oklahoma Territory and Indian Territory were merged and Indian was dropped from the name. On November 16, 1907, Oklahoma became the 46th state to enter the union. Its residents are known as Oklahomans, or informally Okies, and its capital and largest city is Oklahoma City. Oklahoma /ˌoʊkləˈhoʊmə/ (Cherokee: Asgaya gigageyi / ᎠᏍᎦᏯ ᎩᎦᎨᏱ; or translated ᎣᎦᎳᎰᎹ (oɡalahoma), òɡàlàhoma: Pawnee, Uukuhuuwa: Uukuhuúwa) cayuga gahnawiyoˀgeh is a state located In The South Central. United states oklahoma is the 20th most extensive and the 28th most populous of The 50. u On September 17, 1907 the people of the Indian and Oklahoma Territories voted favorably on statehood. The vote was certified and delivered to the President of the United States Theodore Roosevelt and on November 16, 1907, Roosevelt issued Presidential Proclamation 780 admitting Oklahoma as the forty-sixth state.  Indian Territory and Oklahoma Territory collectively enter the United States as Oklahoma, the 46th state. Oklahoma, with a name derived from the Choctaw Indian words okla, meaning “people,” and humma, meaning “red,” has a history of human occupation dating back 15,000 years.  Oklahoma became the 46th US State on Saturday, November 16, 1907 under President Theodore Roosevelt. It is the 20th largest, 28th most populated and 36th most densely populate … d state. Oklahoma became a state November 16, 1907 when Theodore Roosevelt signed the Oklahoma Enabling Act. Part of Oklahoma's land was acquired in the Louisiana Purchase in 1803 and the rest was sought sometime around 1848. Oklahoma became a state on November 16, 1907. Today, the state's  population is an estimated 3.851 million The 1890 Oklahoma organic act organized the western half of Indian Territory and a strip of country known as No Man's Land into Oklahoma Territory. Reservations in the new territory were then opened to settlement in land runs later that year and in 1891 and 1893. When Oklahoma became the 46th U.S. state (November 16, 1907), old Greer County was divided into Greer, Jackson, and part of Beckham counties. Mangum remained the county seat of the redefined Greer County. Harmon County was created May 22, 1909, by a vote of the people from a portion of Greer County, Oklahoma. STATEHOOD: The land called Oklahoma was purchased from France, in 1803, as part of the Louisiana Purchase. From 1803 to 1819, Oklahoma was part of several territorial districts as the United States reorganized its land holdings due to boundary disputes and treaties. Congress wanted Indian Territory and Oklahoma Territory combined into one state. In 1906, representatives from Indian Territory and Oklahoma Territory met in Guthrie to draw up a new constitution that would combine the two territories as one new state. On November 16, 1907, Oklahoma was admitted to the union. The state now known as Oklahoma was originally designated as part of Louisiana Territory, but the future state of Oklahoma underwent many changes. In 1812 it was part of Missouri Territory until 1821 when it became part of Arkansas Territory. In 1824 and 1828 the western portions of this territory were separated and eventually it became Indian Territory (also known as Indian Country). In 1890 a portion of modern day Oklahoma became the Oklahoma Territory. In 1907 the Oklahoma Territory and Indian Territory was combined and on November 16, 1907, it officially became Oklahoma State. It was the 46th state to be admitted to the Union and the first state to be admitted in the 20th century!  Oklahoma and Indian Territory Map. Oklahoma Territory was an organized territory of the United States from May 2, 1890, until November 16, 1907, when Oklahoma became the 46th state. It consisted of the western area of what is now the State of Oklahoma. The eastern area consisted of the last remnant of Indian Territory. Oklahoma Territory was an organized territory of the United States from May 2, 1890, until November 16, 1907, when Oklahoma became the 46th state. It consisted of the western area of what is now the State of Oklahoma
http://www.answers.com/Q/When_did_Oklahoma_become_a_state https://en.wikipedia.org/wiki/Oklahoma http://www.archives.gov/legislative/features/oklahoma/ http://www.history.com/this-day-in-history/oklahoma-enters-the-union http://www.answers.com/Q/How_did_Oklahoma_become_a_state_of_the_US https://en.wikipedia.org/wiki/Oklahoma_Territory http://www.netstate.com/states/government/ok_government.htm http://wanttoknowit.com/when-did-oklahoma-become-a-state/ http://thomaslegion.net/oklahomaterritoryandindianterritory.html
when did oklahoma become a territory