Question: Oren Ethelbirt Long, was the tenth Territorial Governor of Hawaii and served from 1951 to 1953, Long was the only non-Asian American U.S. Senator from Hawaii until the appointment of Brian Schatz to the position in 2012, Schatz is an American politician who is the senior United States Senator, for which state?

Context articles: Samuel Wilder King
Claire McCaskill
Oren E. Long
List of United States Senators from Hawaii
Brian Schatz
John Branch
Stevens T. Mason
John Hoeven
John Thune
Campbell Cavasso

Samuel Wilder King (December 17, 1886March 24, 1959) was the eleventh Territorial Governor of Hawaii and served from 1953 to 1957.
 He was appointed to the office after the term of Oren E. Long.
 Previously, King served in the United States House of Representatives as a delegate from the Territory of Hawaii.
 He was a member of the Republican Party of Hawaii and was the first of native Hawaiian descent to rise to the highest office in the territory.
Claire Conner McCaskill ( ; born July 24, 1953) is an American politician and member of the Democratic Party who serves as the senior United States Senator from Missouri.
 She is the first female U.S. Senator elected in Missouri in her own right.
Oren Ethelbirt Long (March 4, 1889 – May 6, 1965), was the tenth Territorial Governor of Hawaii and served from 1951 to 1953.
 A member of the Democratic Party of Hawaii, Long was appointed to the office after the term of Ingram Stainback.
 After statehood was achieved he served in the United States Senate, one of the first two, along with Hiram Fong, to represent Hawaii in that body.
 Long was the only non-Asian American U.S. Senator from Hawaii until the appointment of Brian Schatz to the position in 2012.
Hawaii was admitted to the Union on August 21, 1959.
 Hawaii's senators belong to classes 1 and 3.
 Only seven people have served as U.S. Senator in the state's history.
 Its current senators are Democrats Mazie Hirono and Brian Schatz.
Brian Emanuel Schatz (pronounced ; born October 20, 1972) is an American politician who is the senior United States Senator for Hawaii.
 Schatz was appointed by Governor Neil Abercrombie to replace Senator Daniel Inouye after his death in 2012.
John Branch, Jr. (November 4, 1782January 3, 1863) was an American politician who served as U.S. Senator, Secretary of the Navy, the 19th Governor of the state of North Carolina, and was the sixth and last territorial governor of Florida.
Stevens Thomson Mason (October 27, 1811January 4, 1843) was an American politician who served as the 1st Governor of Michigan from 1835 to 1840.
 Coming to political prominence at an early age, Mason was appointed his state's acting Territorial Secretary by Andrew Jackson at 19, becoming the acting territorial governor soon thereafter in 1834 at 22.
 As territorial governor, Mason was instrumental in guiding Michigan to statehood, which was secured in 1837.
 A member of the Democratic Party, he was elected as Michigan's first state governor in 1835, where he would serve until 1840.
 Elected at 23 and taking office at 24, Mason was and remains the youngest state governor in American history.
John Henry Hoeven III (born March 13, 1957) is an American politician and the senior United States Senator from North Dakota, in office since 2011.
 A member of the North Dakota Republican Party, he previously served as the 31st Governor of North Dakota from December 2000 to December 2010.
 Hoeven was elected to the U.S. Senate in the November 2, 2010 general election.
 He replaced junior Senator Byron L. Dorgan, who chose not to seek re-election.
 Hoeven became the senior Senator in 2013 after Kent Conrad retired and was replaced by Heidi Heitkamp, who was once Hoeven's opponent for the Governor's office.
John Randolph Thune (born January 7, 1961) is an American politician and senior United States Senator from South Dakota, a member of the Republican Party.
 He previously served as a United States Representative for South Dakota 's at-large congressional  .
 He became South Dakota's senior senator with the retirement of Tim Johnson in 2015.
 He is South Dakota's senior senator, having served as the GOP's Chief Deputy Whip in 2006, chairman of the Republican Policy Committee in June 2009, and Republican Conference Chairman in 2011, the third-ranking position in the Senate.
 He has worked in politics and civic organizations since completing his MBA graduate degree.
 He is also the current dean of South Dakota's congressional delegation.
Campbell "Cam" Cavasso (born October 14, 1950), is an American politician, businessman and member of the Republican Party.
 He served three consecutive terms in the Hawaii House of Representatives from January 1985 to January 1991, representing House District 51 in Windward Oahu.
 He ran unsuccessfully for the Republican nomination for Lieutenant Governor of Hawaii in 2002 and was the Republican nominee for the U.S. Senate in 2004 and 2010, losing on both occasions to Democratic incumbent Daniel Inouye.
 He was also the Republican nominee for the same seat in a 2014 special election, losing to Democrat Brian Schatz, who was appointed to the seat in 2012 after Inouye died.