Question: what region of the country is the state where Athletics at the 1904 Summer Olympics was held in located?

full_context: Document 1: Alan Valentine: Alan Chester Valentine (February 23, 1901 – July 14, 1980) was an American academic who competed on the gold-medal winning American rugby union team in the 1924 Summer Olympics, was president of the University of Rochester, and served in the Truman Administration as a Marshall Plan official and as the first head of the Economic Stabilization Agency.
Document 2: Mississippi: Mississippi ( (listen)) is a state located in the southeastern region of the United States. Mississippi is the 32nd largest and 34th-most populous of the 50 United States. Mississippi is bordered to north by Tennessee, to the east by Alabama, to the south by the Gulf of Mexico, to the southwest by Louisiana, and to the northwest by Arkansas.  Mississippi's western boundary is largely defined by the Mississippi River.  Jackson is both the state's capital and largest city.  Greater Jackson, with an estimated population of 580,166 in 2018, is the most populous metropolitan area in Mississippi and the 95th-most populous in the United States.
Document 3: St. Charles, Missouri: St. Charles is a city in, and the county seat of, St. Charles County, Missouri, United States. The population was 65,794 at the 2010 census, making St. Charles the ninth - largest city in Missouri. It lies to the northwest, and is a suburb of St. Louis, Missouri on the Missouri River.
Document 4: 1904 Summer Olympics: The 1904 Summer Olympics, officially known as the Games of the III Olympiad, was an international multi-sport event which was celebrated in St. Louis, Missouri, in the United States from August 29 until September 3, 1904, as part of an extended sports program lasting from July 1 to November 23, 1904, at what is now known as Francis Field on the campus of Washington University in St. Louis. It was the first time that the Olympic Games were held outside Europe.
Document 5: Midwestern United States: The Midwestern United States, also referred to as the American Midwest, Middle West, or simply the Midwest, is one of four geographic regions defined by the United States Census Bureau. It occupies the northern central part of the United States of America. It was officially named the North Central region by the Census Bureau until 1984. It is located between the Northeastern U.S. and the Western U.S., with Canada to its north and the Southern U.S. to its south.
Document 6: Geography of Missouri: Missouri river from its mouth at St. Louis to Columbia. This also corresponds to the southernmost extent of glaciation during the Pre-Illinoian Stage which destroyed the remnant plateau to the north but left the ancient landforms to the south unaltered. The Ozark boundary runs southwestward from there towards Joplin at the southeast corner of Kansas. The boundary between the Ozark and lowland regions runs southwest from Cape Girardeau on the Mississippi River to the Arkansas border just southwest of Poplar Bluff. Missouri borders eight other US States, more than any other state except Tennessee, which also borders eight states.
Document 7: Geographic center of the United States: Its position as located in a 1918 survey is located at 39 ° 50 ′ N 98 ° 35 ′ W ﻿ / ﻿ 39.833 ° N 98.583 ° W ﻿ / 39.833; - 98.583 ﻿ (Geographic Center of the Contiguous United States), in Kansas about 2.6 miles (4.2 km) northwest of the center of Lebanon, approximately 12 miles (19 km) south of the Kansas - Nebraska border.
Document 8: Corn Belt: The Corn Belt is a region of the Midwestern United States that, since the 1850s, has dominated corn production in the United States. More generally, the concept of the ``Corn Belt ''connotes the area of the Midwest dominated by farming. Many towns in this area are connected to powerful farm organizations with lobbying power.
Document 9: Geographic center of the United States: Its position as located in a 1918 survey is located at 39 ° 50 ′ N 98 ° 35 ′ W ﻿ / ﻿ 39.833 ° N 98.583 ° W ﻿ / 39.833; - 98.583 ﻿ (Geographic Center of the Contiguous United States), about 2.6 miles (4.2 km) northwest of the center of Lebanon, Kansas, approximately 12 miles (19 km) south of the Kansas - Nebraska border.
Document 10: East St. Louis, Illinois: East St. Louis, Illinois City East St. Louis Location of East St. Louis in St. Clair County, Illinois. Location of Illinois in the United States Coordinates: 38 ° 37 ′ N 90 ° 8 ′ W ﻿ / ﻿ 38.617 ° N 90.133 ° W ﻿ / 38.617; - 90.133 Coordinates: 38 ° 37 ′ N 90 ° 8 ′ W ﻿ / ﻿ 38.617 ° N 90.133 ° W ﻿ / 38.617; - 90.133 Country United States State Illinois County St. Clair Township East St. Louis (coterminous) Founded June 6, 1820 Incorporated February 16, 1865 Government Type Council - Manager Mayor Emeka Jackson - Hicks Area Total 14.28 sq mi (36.99 km) Land 13.90 sq mi (36.01 km) Water 0.38 sq mi (0.98 km) Population (2010) Total 27,006 Estimate (2016) 26,922 Density 1,936.42 / sq mi (747.64 / km) Time zone CST (UTC − 6) Summer (DST) CDT (UTC − 5) Area code (s) 618 FIPS code 17 - 163 - 22268 Website www.cesl.us
Document 11: North Dakota: North Dakota is in the U.S. region known as the Great Plains. The state shares the Red River of the North with Minnesota to the east. South Dakota is to the south, Montana is to the west, and the Canadian provinces of Saskatchewan and Manitoba are to the north. North Dakota is situated near the middle of North America with a stone marker in Rugby, North Dakota marking the ``Geographic Center of the North American Continent ''. With an area of 70,762 square miles (183,273 km), North Dakota is the 19th largest state.
Document 12: Howard Valentine: He competed for the United States in the 1904 Summer Olympics held in St Louis, United States in the 800 metres where he won the silver medal and in the 1500 metres event where he finished seventh. He also competed for the New York Athletic Club team in the 4 mile team race against Chicago AA with teammates Arthur Newton, George Underwood, Paul Pilgrim and David Munson. They won the race and the gold medal.
Document 13: St. Louis: St. Louis (/ seɪnt ˈluːɪs /) is an independent city and major U.S. port in the state of Missouri, built along the western bank of the Mississippi River, on the border with Illinois. The city had an estimated 2016 population of 311,404, and is the cultural and economic center of the Greater St. Louis area (home to 2,916,447 people), making it the largest metropolitan area in Missouri and the 19th - largest in the United States.
Document 14: 400 metres at the Olympics: Only two athletes have won the event twice: Marie - José Pérec became the first to defend the title in 1996, then Michael Johnson followed with victories in 1996 and 2000. No athlete has won more than three medals. Several medalists in the event have also had success in the 200 metres at the Olympics: Johnson, Perec, Szewińska and Valerie Brisco - Hooks have all won titles at both distances. Athletes chosen for the event almost always form part of their nation's team for the 4 × 400 metres relay at the Olympics.
Document 15: Louis Wilkins: He competed for the United States in the 1904 Summer Olympics held in St Louis, United States in the pole vault where he won the bronze medal.
ground_truth: Midwestern United States
sub_queries: Athletics at the 1904 Summer Olympics >> located in the administrative territorial entity Answer: St Louis
where is St Louis located on the map Answer: Missouri
what region of the country is Missouri in Answer: Midwestern United States