Though in different leagues, the Giants have also been historical rivals of the Yankees, starting in New York before the Giants moved to the West Coast. Before the institution of interleague play in 1997, the two teams had little opportunity to play each other except in seven World Series: , , , , , and , the Yankees winning last five of the seven Series. The teams have met five times in regular season interleague play: In 2002 at the old Yankee Stadium, in 2007 at Oracle Park (then known as AT&T Park), in 2013 and 2016 at the current Yankee Stadium, and in 2019 at Oracle Park. The teams' next regular season meetings will occur in 2022.