Question: In which county of the state where Julien Dubuque died is Clayton?

full_context: Document 1: Joe Dubuque: Joe Dubuque (born May 17, 1982) is an American amateur wrestler commonly referred to as "The Champ". He was originally from New Jersey.
Document 2: Clayton Township, Adams County, Illinois: Clayton Township is one of twenty-two townships in Adams County, Illinois, United States. As of the 2010 census, its population was 1,027 and it contained 465 housing units.
Document 3: Dow City, Iowa: Dow City is a city in Crawford County, Iowa, United States, along the Boyer River. The population was 510 at the 2010 census.
Document 4: History of Quebec City: Quebec City was founded by the French explorer and navigator Samuel de Champlain in 1608, commencing a string of French colonies along the St. Lawrence River, creating a region named ``le Canada ''. Prior to the arrival of the French, the location that would become Quebec City was the home of a small Iroquois village called`` Stadacona''. Jacques Cartier, a French explorer, was the first European to ascend the St. Lawrence Gulf, claiming ``le Canada ''for France (and the coming addition of a newly founded`` l'Acadi'' -- known today as the Province of Nova Scotia) to create a dominion known as ``New France ''. Jacques Cartier and his crew spent a harsh winter near Stadacona during his second voyage in 1535. The word`` Kebec'' is an Algonquin word meaning ``where the river narrows. ''By the time Champlain came to this site, the Iroquois population had disappeared and been replaced by Innu and Algonquins. Champlain and his crew built a wooden fort which they called`` l'habitation'' within only a few days of their arrival. This early fort and trading post exists today as a historic site in Old Quebec. Quebec City's maritime position and the presence of cliffs overlooking the St. Lawrence River made it an important location for economic exchanges between the Amerindians and the French In 1620, Champlain built Fort Saint - Louis on the top of Cape Diamond, near the present location of the Chateau Frontenac in the Upper Town. Quebec City's 400th anniversary was celebrated in 2008 and it is the oldest city in North America that has a French - speaking community.
Document 5: Clay City Township, Clay County, Illinois: Clay City Township is one of twelve townships in Clay County, Illinois, USA. As of the 2010 census, its population was 1,287 and it contained 649 housing units.
Document 6: Jacques Cartier: Jacques Cartier (French pronunciation: ​ (ʒak kaʁtje); Breton: Jakez Karter; December 31, 1491 -- September 1, 1557) was a Breton explorer who claimed what is now Canada for France. Jacques Cartier was the first European to describe and map the Gulf of Saint Lawrence and the shores of the Saint Lawrence River, which he named ``The Country of Canadas '', after the Iroquois names for the two big settlements he saw at Stadacona (Quebec City) and at Hochelaga (Montreal Island).
Document 7: Julien Dubuque: Julien Dubuque (January 1762 – 24 March 1810) was a French Canadian of Norman origins from the area of Champlain, Quebec who arrived near what now is known as Dubuque, Iowa – which was named after him. He was one of the first European men to settle in the area. He initially received permission from the Meskwaki Indian tribe to mine the lead in 1788. Subsequently the Spanish confirmed that by giving him a land grant in 1796.
Document 8: Everly, Iowa: Everly is a city in Clay County, Iowa, United States. The population was 603 in the 2010 census, a decline from 647 in the 2000 census. The Ocheyedan River flows to the south and west of the city.
Document 9: Detroit: On the shores of the strait, in 1701, the French officer Antoine de la Mothe Cadillac, along with fifty-one French people and French Canadians, founded a settlement called Fort Pontchartrain du Détroit, naming it after Louis Phélypeaux, comte de Pontchartrain, Minister of Marine under Louis XIV. France offered free land to colonists to attract families to Detroit; when it reached a total population of 800 in 1765, it was the largest city between Montreal and New Orleans, both also French settlements. By 1773, the population of Detroit was 1,400. By 1778, its population was up to 2,144 and it was the third-largest city in the Province of Quebec.
Document 10: History of Canada: In 1604, a North American fur trade monopoly was granted to Pierre Du Gua, Sieur de Mons. The fur trade became one of the main economic ventures in North America. Du Gua led his first colonization expedition to an island located near the mouth of the St. Croix River. Among his lieutenants was a geographer named Samuel de Champlain, who promptly carried out a major exploration of the northeastern coastline of what is now the United States. In the spring of 1605, under Samuel de Champlain, the new St. Croix settlement was moved to Port Royal (today's Annapolis Royal, Nova Scotia). Samuel de Champlain also landed at Saint John Harbour on June 24, 1604 (the feast of St. John the Baptist) and is where the city of Saint John, New Brunswick and the Saint John River gets its name.
Document 11: French colonization of the Americas: Samuel de Champlain founded Quebec (1608) and explored the Great Lakes. In 1634, Jean Nicolet founded La Baye des Puants (present - day Green Bay), which is one of the oldest permanent European settlements in America. In 1634, Sieur de Laviolette founded Trois - Rivières. In 1642, Paul de Chomedey, Sieur de Maisonneuve, founded Fort Ville - Marie which is now known as Montreal. Louis Jolliet and Jacques Marquette founded Sault Sainte Marie (1668) and Saint Ignace (1671) and explored the Mississippi River. At the end of the 17th century, René - Robert Cavelier, Sieur de La Salle established a network of forts going from the Gulf of Mexico to the Great Lakes and the Saint Lawrence River. Fort Saint Louis was established in Texas in 1685, but was gone by 1688. Antoine de la Mothe Cadillac founded Fort Pontchartrain du Détroit (modern - day Detroit) in 1701 and Jean - Baptiste Le Moyne, Sieur de Bienville founded La Nouvelle Orléans (New Orleans) in 1718. Pierre Le Moyne d'Iberville founded Baton Rouge in 1719.
Document 12: Mississippi: In April 1699, French colonists established the first European settlement at Fort Maurepas (also known as Old Biloxi), built in the vicinity of present - day Ocean Springs on the Gulf Coast. It was settled by Pierre Le Moyne d'Iberville. In 1716, the French founded Natchez on the Mississippi River (as Fort Rosalie); it became the dominant town and trading post of the area. The French called the greater territory ``New France ''; the Spanish continued to claim part of the Gulf coast area (east of Mobile Bay) of present - day southern Alabama, in addition to the entire area of present - day Florida.
Document 13: Clayton, Iowa: Clayton is a city in Clayton County, Iowa, United States. The population was 43 at the 2010 census, down from 55 at the 2000 census. Clayton is located directly on the Mississippi River and is only accessible by a very steep road. Many people have summer homes in Clayton due to its proximity to the Mississippi River.
Document 14: Clayton, Missouri: Clayton is a city in and the county seat of St. Louis County, Missouri, United States, and borders the city of St. Louis. The population was 15,939 at the 2010 census. The city was organized in 1877 and is named after Ralph Clayton, who donated the land for the courthouse. The city is known for its multiple skyscrapers in its business district.
Document 15: Summit Township, Clay County, Iowa: Summit Township is a township in Clay County, Iowa, USA. As of the 2000 census, its population was 452. Spencer Municipal Airport is located in the township.
ground_truth: Clayton County
sub_queries: In what city did Julien Dubuque die? Answer: Iowa
Clayton, Iowa >> located in the administrative territorial entity Answer: Clayton County