Question: When did Don Fellows' birthplace become the capital of Utah?

full_context: Document 1: Salt Lake City: Salt Lake City (often shortened to Salt Lake or SLC) is the capital and the most populous municipality of the U.S. state of Utah. With an estimated population of 190,884 in 2014, the city is the core of the Salt Lake City metropolitan area, which has a population of 1,153,340 (2014 estimate). Salt Lake City is further situated within a larger metropolis known as the Salt Lake City -- Ogden -- Provo Combined Statistical Area. This region is a corridor of contiguous urban and suburban development stretched along an approximately 120 - mile (190 km) segment of the Wasatch Front, comprising a population of 2,423,912 as of 2014. It is one of only two major urban areas in the Great Basin (the other is Reno, Nevada).
Document 2: Utah Territory: The Territory of Utah was an organized incorporated territory of the United States that existed from September 9, 1850, until January 4, 1896, when the final extent of the territory was admitted to the Union as the State of Utah, the 45th state.
Document 3: Utah: Utah ( YOO-tah,  (listen) YOO-taw) is a state in the western United States. It became the 45th state admitted to the U.S. on January 4, 1896. Utah is the 13th-largest by area, 30th-most-populous, and 11th-least-densely populated of the 50 United States. Utah has a population of more than 3 million according to the Census estimate for July 1, 2016. Urban development is mostly concentrated in two areas: the Wasatch Front in the north-central part of the state, which contains approximately 2.5 million people; and Washington County in Southern Utah, with over 160,000 residents. Utah is bordered by Colorado to the east, Wyoming to the northeast, Idaho to the north, Arizona to the south, and Nevada to the west. It also touches a corner of New Mexico in the southeast.
Document 4: Glyn Owen: Born in Bolton, Lancashire, the son of a Welsh railway guard, Glyn Owen left school aged 14 and worked in a telegraph office. He completed his national service in 1946-48 during which time he acted in the War Office's amateur dramatic company. For the next five years he was a police officer in London's Paddington district, while continuing in amateur dramatics and receiving acting training at the Actors' Studio in St John's Wood.
Document 5: Salt Lake City: The Mormon pioneers organized a new state called Deseret and petitioned for its recognition in 1849. The United States Congress rebuffed the settlers in 1850 and established the Utah Territory, vastly reducing its size, and designated Fillmore as its capital city. Great Salt Lake City replaced Fillmore as the territorial capital in 1858, and the name was later abbreviated to Salt Lake City. The city's population continued to swell with an influx of Mormon converts and Gold Rush gold seekers, making it one of the most populous cities in the American Old West.
Document 6: William F. Double: Born in Milwaukee, Wisconsin, Double went to Ripon College, Marquette University, and received his law degree from Marquette University Law School. Double served in the Wisconsin National Guard and the Temporary Coast Guard Reserve. Double practiced law, worked as a lobbyist, and was involved with the banking business. Double served in the Wisconsin State Assembly from 1939 to 1944 and was a Republican. Double died in Mequon, Wisconsin.
Document 7: Louis Pohl: When World War II broke out, Pohl enlisted in the United States Navy, which sent him to Hawaii and assigned him to paint ships in dry dock. He was injured when a destroyer caught fire, and the explosion knocked him off the second level of a scaffold. Pohl was medically discharged and reluctantly returned to Cincinnati, where he was hired by the Works Progress Administration to supervise other artists. In that capacity, he painted a portrait of President Franklin D. Roosevelt.
Document 8: Salt Lake City: Salt Lake City (often shortened to Salt Lake or SLC) is the capital and the most populous municipality of the U.S. state of Utah. With an estimated population of 190,884 in 2014, the city is the core of the Salt Lake City metropolitan area, which has a population of 1,153,340 (2014 estimate). Salt Lake City is further situated within a larger metropolis known as the Salt Lake City - Ogden - Provo Combined Statistical Area. This region is a corridor of contiguous urban and suburban development stretched along an approximately 120 - mile (190 km) segment of the Wasatch Front, comprising a population of 2,423,912 as of 2014. It is one of only two major urban areas in the Great Basin (the other is Reno, Nevada).
Document 9: Carroll O'Connor: In 1941, O'Connor enrolled at Wake Forest University in North Carolina, but dropped out when the United States entered World War II. During the war, he was rejected by the United States Navy and enrolled in the United States Merchant Marine Academy for a short time. After leaving that institution, he became a merchant seaman and served in the United States Merchant Marine during World War II.
Document 10: Richard W. Fellows: Brigadier General Richard W. Fellows (1914–1998) was a United States Air Force officer who served during World War II and the Cold War.
Document 11: History of Salt Lake City: The Congress organized the Utah Territory out of the ``State of Deseret ''in 1850, and a few months later on January 6, 1851 the city was formally organized as`` The City of the Great Salt Lake''. Originally, Fillmore, Utah was the territorial capital, but in 1856 it was moved to Salt Lake City, where it has stayed ever since. The city's name was officially changed to ``Salt Lake City ''at the same time.
Document 12: Mormon pioneers: According to church belief, God inspired Brigham Young, Joseph Smith's successor as President of the Church, to call for the Saints (as church members call themselves) to organize and head West, beyond the western frontier of the United States (into what was then Mexico, though the U.S. Army had already captured New Mexico and California in late 1846). During the winter of 1846 - 47, Latter - day Saint leaders in Winter Quarters and Iowa laid plans for the migration of the large number of Saints, their equipment, and their livestock. It was here that Brigham Young first met Thomas L. Kane, a non-Mormon from Philadelphia with deep personal connections to the Polk administration. Kane obtained permission for the Mormons to winter on Indian territory, and the site was originally called Kanesville. Brigham Young continued to trust Kane throughout his own lifetime, particularly as an intermediary with the often hostile Federal government. This major undertaking was a significant test of leadership capability and the existing administrative network of the recently restructured Church. For his role in the migration, Brigham Young is sometimes referred to as the ``American Moses. ''
Document 13: Utah Territory: Territory of Utah Organized incorporated territory of the United States ← 1850 -- 1896 → → → → → Territorial coat of arms (1876) The Utah Territory upon its creation. Modern state boundaries are shown for reference. Capital Fillmore (1851 -- 1856) Salt Lake City Government Organized incorporated territory Governor 1851 -- 1858 Brigham Young 1893 -- 1896 Caleb Walton West Legislature Utah Territorial Assembly History State of Deseret 1849 Utah Organic Act September 9, 1850 Colorado Territory formed February 28, 1861 Nevada Territory formed March 2, 1861 Wyoming Territory formed July 25, 1868 Statehood January 4, 1896
Document 14: Don Fellows: Born in Salt Lake City, Utah and raised in Madison, Wisconsin, Fellows served in the United States Merchant Marine during World War II. He was a graduate of the University of Wisconsin and a member of the Actors Studio. He moved to London in 1973 to further his stage career.
Document 15: Mark Litchman: Born in Seattle, he is the son of prominent lawyer Mark M. Litchman. He attended the University of Washington in sociology and with an LL.B. A veteran of World War II, having served in the United States Navy, he is an attorney and former president of a real estate firm.
ground_truth: 1858
sub_queries: Don Fellows >> place of birth Answer: Salt Lake City
when did Salt Lake City become the capital of utah Answer: 1858