The Cubs won the World Series.
The Chicago Cubs beat the Chicago White Sox 6-5 on June 18. 2009. It was a home game for the Cubs.
June 25, 1998 The Cubs and Tigers played a two game series at Tiger Stadium on June 24 and 25 of 1998. The Tigers won both games, 7-6 and 6-4.
Since interleague play began in 1997, the Cubs played a three-game series against the Yankees in New York from June 17-19, 2005. The Yankees swept the series three games to none.
I believe that the last time they played (before this year... June 10-12, 2005 at Wrigley) was in the 1918 World Series. The Red Sox won.
Hal Reilly debuted on June 19, 1919, playing for the Chicago Cubs at Wrigley Field; he played his final game on June 19, 1919, playing for the Chicago Cubs at Wrigley Field.
David Kelton debuted on June 8, 2003, playing for the Chicago Cubs at Wrigley Field; he played his final game on June 10, 2004, playing for the Chicago Cubs at Wrigley Field.
Currently, the Cubs have won more games in their franchise's history. Cubs: 10,401 (as of June 21, 2013) White Sox: 8,821 (as of June 21, 2013)
Sunday Night Baseball - 1990 Chicago Cubs vs- Chicago White Sox 19-14 was released on: USA: 29 June 2008
Sunday Night Baseball - 1990 Chicago White Sox vs- Chicago Cubs 19-13 was released on: USA: 22 June 2008
Sunday Night Baseball - 1990 Chicago White Sox vs- Chicago Cubs 21-11 was released on: USA: 13 June 2010
In the World Series ... 1932 and 1938 both of which were won by the Yankees in sweeps. In the regular season ... 2003 when the Cubs won twice and the Yankees once and 2005 when the Yankees won all three games. Prior to their meeting for three games on June 17-19, 2011 the Yankees lead the all time series 12-2.