Chelsea Football Club (also known as The Blues or previously The Pensioners) are a professional English football club base in west London. Founded in 1905, they play in the Premier League and have spent most of their history in the top tier in English football. They have had two broad periods of success, one during the 1960s and early 1970s, and the second from the late 1990s to the present day. Chelsea have won three league titles, four FA Cups, four League Cups, two UEFA Cup Winners' Cups, and have reached one UEFA Champions League final.