On July 18, 1999, David Cone pitched a perfect game against the Montreal Expos. The ALCS was the Yankees' first postseason meeting with the rival Red Sox. The 1999 Yankees defeated the Red Sox 4–1 and swept the Braves in the 1999 World Series giving the 1998–99 Yankees a combined 22–3 record in the (including four series sweeps) in the six post-season series those years.