paragraph_text: Knoxville Raceway is a semi-banked 1/2 mile dirt oval raceway (zook clay) located at the Marion County Fairgrounds in Knoxville, Iowa, United States. Races at the "Sprint Car Capital of the World" are held on Saturday nights from April through September each year. Some special events may start as early as Wednesday and build up to Saturday. Regular events include 305 cubic inch, 360 cubic inch and 410 cubic inch sprint car racing. Each August, the Raceway holds the paramount sprint car event in the United States, the Knoxville Nationals. The track is governed by the 24-member fair board elected by Marion County residents.

paragraph_text: Almost immediately after achieving territorial status, a clamor arose for statehood. On December 28, 1846, Iowa became the 29th state in the Union when President James K. Polk signed Iowa's admission bill into law. Once admitted to the Union, the state's boundary issues resolved, and most of its land purchased from the Indians, Iowa set its direction to development and organized campaigns for settlers and investors, boasting the young frontier state's rich farmlands, fine citizens, free and open society, and good government.

paragraph_text: Peter Staub (February 22, 1827 – May 19, 1904) was a Swiss-born American businessman, politician, and diplomat. He immigrated to the United States in 1854, and moved to Knoxville, Tennessee, in 1856, where he lived for most of the remainder of his life. Staub served as mayor of Knoxville in the early 1870s and early 1880s, and built the city's first opera house, Staub's Theatre, in 1872. Staub also aided Swiss immigration to the Southern Appalachian region, helping establish what is now the town of Gruetli-Laager, Tennessee, in 1869. In 1885, President Grover Cleveland appointed Staub U.S. Consul to Switzerland.

paragraph_text: Rockford is a city in Blount County, Tennessee, United States. Its population was 798 at the 2000 census and 856 at the 2010 census. It is included in the Knoxville, Tennessee Metropolitan Statistical Area.

paragraph_text: When President Benjamin Harrison signed the law admitting Idaho as a U.S. state on July 3, 1890, the population was 88,548. George L. Shoup became the state's first governor, but resigned after only a few weeks in office to take a seat in the United States Senate.

paragraph_text: Statesview, or States View, is a historic house located on South Peters Road off Kingston Pike in Knoxville, Tennessee, United States. Built in 1805 by early Knoxville architect Thomas Hope and rebuilt in 1823 following a fire, Statesview was originally the home of surveyor Charles McClung (1761–1835). Following McClung's death, newspaper publisher Frederick Heiskell (1786–1882) purchased the house and estate, which he renamed "Fruit Hill." The house is listed on the National Register of Historic Places for its architecture and political significance.

paragraph_text: Eagleton Village is a census-designated place (CDP) in Blount County, Tennessee, United States. The population was 5,052 at the 2010 census. It is included in the Knoxville, Tennessee Metropolitan Statistical Area.

paragraph_text: Midway is an unincorporated community in Knox County, Tennessee, United States. Midway is east of Knoxville, just off Interstate 40 exit 402 (Midway Road).

paragraph_text: Kodak is an unincorporated community in Sevier County, Tennessee, United States. It is located along State Highway 139 and State Highway 66, and just south of Interstate Highway 40 and Knoxville, Tennessee. The elevation of Kodak is about 896 feet (273 meters) above sea level.

paragraph_text: Knollwood is an antebellum historic house at 6411 Kingston Pike in Knoxville, Tennessee, United States. It is also known as Knollwood Hall, Major Reynolds House, the Tucker Mansion and Bearden Hill. The home is listed on the National Register of Historic Places.

paragraph_text: Before Emmert became president of the University of Washington, he was chancellor at Louisiana State University and held faculty and administration positions at the University of Connecticut, Montana State University, and University of Colorado.

paragraph_text: Eisenhower National Historic Site preserves the home and farm of Dwight D. Eisenhower, the 34th President of the United States, and its surrounding property of . It is located in Cumberland Township, Adams County, Pennsylvania, just outside Gettysburg. Purchased by then-General Eisenhower and his wife Mamie in 1950, the farm served as a weekend retreat for the President and a meeting place for world leaders, and became the Eisenhowers' home after they left the White House in 1961.

paragraph_text: Wolfman Jack briefly reprised his role, but in voice only. The drag racing scenes were filmed at the Fremont Raceway, later Baylands Raceway Park (now the site of automobile dealerships), in Fremont, California.

paragraph_text: Church Street United Methodist Church is a United Methodist church located on Henley Street in downtown Knoxville, Tennessee. The church building is considered a Knoxville landmark and is listed on the National Register of Historic Places.

paragraph_text: Tracks include Tucson Raceway Park and Rillito Downs. Tucson Raceway Park hosts NASCAR-sanctioned auto racing events and is one of only two asphalt short tracks in Arizona. Rillito Downs is an in-town destination on weekends in January and February each year. This historic track held the first organized quarter horse races in the world, and they are still racing there. The racetrack is threatened by development. The Moltacqua racetrack, was another historic horse racetrack located on what is now Sabino Canyon Road and Vactor Ranch Trail, but it no longer exists.

paragraph_text: Bristol Motor Speedway, formerly known as Bristol International Raceway and Bristol Raceway, is a NASCAR short track venue located in Bristol, Tennessee. Constructed in 1960, it held its first NASCAR race on July 30, 1961. Despite its short length, Bristol is among the most popular tracks on the NASCAR schedule because of its distinct features, which include extraordinarily steep banking, an all concrete surface, two pit roads, and stadium - like seating. It has also been named one of the loudest NASCAR tracks.

paragraph_text: Rebecca Brandewyne née Wadsworth (born March 4, 1955 in Knoxville, Tennessee, United States) is an American bestselling writer of romance novels. Brandewyne has been published in multiple languages in over 60 countries.

paragraph_text: William Henry Sneed (August 27, 1812 – September 18, 1869) was an American attorney and politician, active initially in Murfreesboro, Tennessee, and later in Knoxville, Tennessee, during the mid-19th century. He was a member of the United States House of Representatives for Tennessee's 2nd congressional district during the Thirty-fourth Congress (1855–1857). In the months leading up to the Civil War, he became a leader of Knoxville's secessionist movement. Along with his successful career as an attorney, Sneed was involved in a number of business ventures, most notably the Lamar House Hotel, which he purchased in 1856.

paragraph_text: Edward Jackson Sanford (November 23, 1831 – October 27, 1902) was an American manufacturing tycoon and financier, active primarily in Knoxville, Tennessee, in the late 19th century. As president or vice president of two banks and more than a half-dozen companies, Sanford helped finance Knoxville's post-Civil War industrial boom, and was involved in nearly every major industry operating in the city during this period. Companies he led during his career included Sanford, Chamberlain and Albers, Mechanics' National Bank, Knoxville Woolen Mills, and the Coal Creek Coal Mining and Manufacturing Company.

paragraph_text: William Graham Swan (1821 – April 12, 1869) was an American attorney and politician active primarily in East Tennessee during the mid-19th century. Swan served in the Confederate States Congress during the American Civil War, and served one term as mayor of Knoxville, Tennessee, from 1855 until late 1856. He also helped establish the town of East Knoxville (later annexed by Knoxville), and served as its first mayor in the late 1850s. In 1854, Swan and his brother-in-law, Joseph Mabry, donated the initial land for the formation of Market Square in downtown Knoxville.

Question: Who was president when statehood was awarded to the location of Knoxville Raceway?
Answer: President James K. Polk