Swansea City Association Football Club is a Welsh professional soccer club based in Swansea, Wales and currently playing in the English Premier League. The only Welsh club in the division, they play their home matches at the Liberty Stadium.

One of the most successful clubs in Welsh soccer, it has won 10 Welsh Cups and led the English Football League First Division in December 1981, before finishing the season in a club record 6th position. Swansea are one of only two Welsh clubs to have competed in the top flight of English football, and the only and first one to have played in the Premier League being the 45th different club to participate in the competition since its inception in 1992.

Swansea City A.F.C. was founded in 1912 as Swansea Town and joined the Football League in 1921. The club changed their name in 1969, when it adopted the name Swansea City to reflect Swansea’s new status as a city. Since 2005 Swansea City have played their home games at the Liberty Stadium, a ground they share with the Ospreys Rugby Union Club. Before 2005 the club’s home ground was Vetch Field.

source: Wiki