The Boston Red Sox are a professional baseball team based in Boston, Massachusetts. They are a member of the American League East division in Major League Baseball (MLB). Founded in 1901, the team has a rich history and is known for its passionate fan base and iconic home stadium, Fenway Park, which opened in 1912. The Red Sox have won multiple World Series championships, with their most recent title in 2018. The team is famous for its rivalry with the New York Yankees, one of the most well-known rivalries in sports. The Red Sox have produced many legendary players, including Babe Ruth and Ted Williams.