Question: Key West International Airport and Block Island State Airport, are located in which country?
Context: New England Airlines is a regional airline based in Westerly, Rhode Island, USA.  With a main base at Westerly State Airport, it provides scheduled service to Block Island and operates charters to other destinations. Key West is 129 mi southwest of Miami by air, about 160 mi by car, and 106 mi north-northeast of Havana, Cuba.  Cuba, at its closest point, is 94 mi south.  Key West is a port of call for many passenger cruise ships.  The Key West International Airport provides airline service.  Naval Air Station Key West is an important year round training site for naval aviation due to the tropical weather, which is also the reason Key West was chosen as the Winter White House of President Harry S. Truman.  The central business district is located along Duval Street and includes much of the northwestern corner of the island.  The official city motto is "One Human Family." <section begin=chapter1 /> Block Island State Airport (IATA: KBID, ICAO: BID) is a public use airport located on Block Island, in Washington County, Rhode Island, United States.  The airport is owned by the State of Rhode Island.  It is primarily a general aviation airport, but there is also scheduled airline service to Westerly State Airport.  The airport opened in 1950. The Key West Library, also known as "The Key West May Hill Russell Library" is part of the Monroe County Library System and is based in Monroe County, Florida.  There are five branches that make up the Monroe County Library System and the Key West Library has been part of Key West island life for more than 50 years.  The Key West Library is the southernmost branch of the Monroe County Public Library and one of the oldest libraries in the state of Florida.  The Key West Library serves more than a quarter of a million visitors annually.  Pirates and spongers, authors, and artists; their legacies linger, and their stories can be found in the Key West or the (Monroe County) May Hill Russell Library, the headquarters branch for the Keys.  This library has an extensive and fascinating Florida History collection, as well as a large reference section.  The library provides several weekly children's programs and hosts provocative lecture series. The Key West Aquarium is the only public aquarium in Key West, Florida, United States.  Built between 1932 and 1934, the Key West Aquarium is one of Florida's oldest aquariums.  During the Great Depression, Key West had turned over its charter to the federal government due to the economic disaster that had hit the island.  The federal government believed Key West, with its great weather and location, would make a wonderful tourist destination.  The Works Project Administration (WPA) was sent in and built the tourist attraction.  The Aquarium was originally an open air aquarium, one of the first and largest at the time. The Key West lighthouse is located in Key West, Florida.  The first Key West lighthouse was a 65 ft tower completed in 1825.  It had 15 lamps in 15 in reflectors.  The first keeper, Michael Mabrity, died in 1832, and his widow, Barbara, became the lighthouse keeper, serving for 32 years.  The Great Havana Hurricane of 1846 destroyed the lighthouse; the USS "Morris", which was wrecked during the storm, reported "a white sand beach covers the spot where Key West Lighthouse stood".  Barbara Mabrity survived, but fourteen people who had sought refuge in the lighthouse tower died, including seven members of her family.  (The same hurricane destroyed the Sand Key Lighthouse, eight miles (13 km) away, killing six people, including the keeper, Rebecca Flaherty, another widow of a previous keeper.)  Barbara Mabrity continued to serve as keeper of the Key West Light until the early 1860s, when she was fired at age 82 for making statements against the Union (Key West remained under Union control throughout the Civil War). Key West International Airport (IATA: EYW, ICAO: KEYW, FAA LID: EYW) is an international airport located in the City of Key West in Monroe County, Florida and two miles east of the main commercial center of Key West. The Rhode Island State Airport Terminal is a historic airport terminal located on Airport Road in Warwick, Rhode Island, at what is now known as T. F. Green Airport.  It was constructed in 1932, and added to the National Register of Historic Places on August 18, 1983. Westerly State Airport (IATA: KWST, ICAO: WST) is a public use airport in Washington County, Rhode Island, United States.  It serves the town of Westerly and is located two nautical miles (4 km) southeast of its central business district.  It is primarily a general aviation airport, but there is also scheduled airline service to Block Island provided by New England Airlines. T. F. Green International Airport (officially Theodore Francis Green Memorial State Airport) (IATA: PVD, ICAO: KPVD, FAA LID: PVD) is a public international airport in Warwick, six miles (10 km) south of Providence, in Kent County, Rhode Island, United States.  Opened in 1931, the airport was named for former Rhode Island governor and longtime senator Theodore F. Green.  Rebuilt in 1996, the renovated main terminal was named for former Rhode Island governor Bruce Sundlun.  It was the first state-owned airport in the United States.
Answer: United States