The Boston Celtics are a professional basketball team based in Boston, Massachusetts, United States. They are a member of the National Basketball Association (NBA) and play in the Atlantic Division of the Eastern Conference.The team was founded in 1946 as one of the eight original teams of the Basketball Association of America (BAA), which merged with the National Basketball League (NBL) in 1949 to form the NBA. The Celtics were one of the most successful teams in the early years of the NBA, winning their first championship in 1957 and going on to win a total of 17 championships, the most in the NBA.The team has had many notable players throughout its history, including Bill Russell, Larry Bird, and Paul Pierce. The team has also been home to many Hall of Famers such as Bob Cousy, John Havlicek, and Bill Sharman.The Celtics play their home games at the TD Garden, which is located in the West End neighborhood of Boston. The arena has a capacity of 18,624 and has been the team's home since it opened in 1995. It has also hosted many other events such as concerts, conventions, and ice hockey games.The Boston Celtics are one of the most storied franchises in the NBA and have a rich history of success and championships. They are known for their passionate fan base and their intense rivalry with the Los Angeles Lakers. The team is also recognized for its strong commitment to community service and charitable initiatives.In conclusion, The Boston Celtics are a professional basketball team based in Boston, Massachusetts, United States. They are a member of the National Basketball Association (NBA) and play in the Atlantic Division of the Eastern Conference. The team was founded in 1946, and it's one of the most successful teams in the early years of the NBA, winning 17 championships, the most in the NBA. The team has had many notable players throughout its history, and it plays its home games at the TD Garden, which is located in the West End neighborhood