Question: When did the state where Harrah's Casino Tunica is located join the United States?

full_context: Document 1: Hard Rock Hotel & Casino Atlantic City: The Hard Rock Hotel & Casino Atlantic City (formerly Trump Taj Mahal) is a casino and hotel on the Boardwalk, owned by Hard Rock International, in Atlantic City, New Jersey, United States.
Document 2: The Linq: The Linq (formerly Flamingo Capri, Imperial Palace and The Quad) is a 2,640 - room hotel, casino and shopping promenade on the Las Vegas Strip in Paradise, Nevada. It is owned and operated by Caesars Entertainment Corporation. As of 2012, the casino is 32,890 sq ft (3,056 m) with 830 slot machines, 55 table games, and a race and sports book.
Document 3: Atlantic City, New Jersey: Caesars Entertainment executives have been reconsidering the future of their three remaining Atlantic City properties (Bally's, Caesars and Harrah's), in the wake of a Chapter 11 bankruptcy filing by the company's casino operating unit in January 2015.
Document 4: Harrah's Casino Tunica: Citing steadily declining business rates in the last few years, Caesars announced the closure of Harrah's Casino Tunica, along with its hotels, golf course, and events center in March 2014. The casino permanently closed on June 2, 2014 and was demolished in August 2015. As of February 2017, the three hotel buildings remain standing, but have not operated since the resort's closure in 2014. The golf course and events center have also been abandoned.
Document 5: Constitution of Florida: Florida's first constitution as a U.S. territory was written and implemented in 1838. On March 3, 1845, Florida was granted admission into the Union as the 27th state. The current Constitution of Florida was ratified on November 5, 1968, and has been modified by initiative and referendum several times since.
Document 6: Harrah's Casino Tunica: Harrah's Casino Tunica, formerly Grand Casino Tunica, was a casino and resort located in Tunica Resorts, Mississippi. It was owned and operated by Caesars Entertainment. The casino offered a casino and three hotels with a total of 1,356 rooms. There was also an RV park, the Bellissimo Spa & Salon, a convention center, and a 2,500 seat entertainment venue called the Harrah's Event Center.
Document 7: 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 8: Harrah's New Orleans: Harrah's New Orleans Wikimedia © OpenStreetMap Location New Orleans, LA 70130 Address 8 Canal Street Opening date October 30, 1999 Theme French Quarter No. of rooms 450 Total gaming space 115,000 sq ft (10,700 m) Notable restaurants The Besh Steakhouse Casino type Land Owner Caesars Entertainment Renovated in 2005, 2006 Website Harrah's New Orleans
Document 9: 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 10: History of Mississippi: In 1817 elected delegates wrote a constitution and applied to Congress for statehood. On Dec. 10, 1817, the western portion of Mississippi Territory became the State of Mississippi, the 20th state of the Union. Natchez, long established as a major river port, was the first state capital. As more population came into the state and future growth was anticipated, in 1822 the capital was moved to the more central location of Jackson.
Document 11: Constitution of Missouri: The first constitution was written in 1820 in only 38 days. The Missouri Constitutional Convention (1861 - 63) was elected to decide on secession, and made no changes to the constitution.
Document 12: Indiana: In order to decrease the threat of Indian raids following the Battle of Tippecanoe, Corydon, a town in the far southern part of Indiana, was named the second capital of the Indiana Territory in May 1813. Two years later, a petition for statehood was approved by the territorial general assembly and sent to Congress. An Enabling Act was passed to provide an election of delegates to write a constitution for Indiana. On June 10, 1816, delegates assembled at Corydon to write the constitution, which was completed in 19 days. President James Madison approved Indiana's admission into the union as the nineteenth state on December 11, 1816. In 1825, the state capital was moved from Corydon to Indianapolis.
Document 13: World Series of Poker: In 2004, Harrah's Entertainment (now Caesars Entertainment) purchased Binion's Horseshoe, retained the rights to the Horseshoe and World Series of Poker brands, sold the hotel and casino to MTR Gaming Group, and announced that the 2005 Series events would be held at the Harrah's - owned Rio Hotel and Casino, located just off the Las Vegas Strip. The final two days of the main event in 2005 were held downtown at what is now the MTR - operated ``Binion's ''in celebration of the centennial of the founding of Las Vegas. The WSOP also added a made - for - television $2 million`` freeroll'' invitational Tournament of Champions (TOC) event first won by Annie Duke as a ``winner - take - all ''event.
Document 14: Mississippi House of Representatives: The Mississippi House of Representatives is the lower house of the Mississippi Legislature, the lawmaking body of the US state of Mississippi. According to the state constitution of 1890, it is to comprise no more than 122 members elected for four-year terms. To qualify as a member of the house candidates must be at least 21 years old, a resident of Mississippi for at least four years, and a resident in the district in which he or she is running for at least two years. Current state law provides for the maximum number of members. Elections are held the first Tuesday after the first Monday in November.
Document 15: Minnesota: In 1762 the region became part of Spanish Louisiana until 1802. The portion of the state east of the Mississippi River became part of the United States at the end of the American Revolutionary War, when the Second Treaty of Paris was signed. Land west of the Mississippi River was acquired with the Louisiana Purchase, although a portion of the Red River Valley was disputed until the Treaty of 1818. By the late 1700s, the North West Company had established the post of Fort Charlotte at the Lake Superior end of the Grand Portage, until moving 50 miles northeast to Fort William in 1803. In 1805, Zebulon Pike bargained with Native Americans to acquire land at the confluence of the Minnesota and Mississippi rivers. The construction of Fort Snelling followed between 1819 and 1825. Its soldiers built a grist mill and a sawmill at Saint Anthony Falls, the first of the water-powered industries around which the city of Minneapolis later grew. Meanwhile, squatters, government officials, and tourists had settled near the fort. In 1839, the army forced them to move downriver and they settled in the area that became St. Paul. Minnesota Territory was formed on March 3, 1849. The first territorial legislature (held September 2, 1849) was dominated by men from New England or of New England ancestry. Thousands of people had come to build farms and cut timber, and Minnesota became the 32nd U.S. state on May 11, 1858. The founding population was so overwhelmingly of New England origins that the state was dubbed "the New England of the West".
ground_truth: Dec. 10, 1817
sub_queries: In which state is Harrah's Casino Tunica located? Answer: Mississippi
when did Mississippi become part of the united states Answer: Dec. 10, 1817