Nov. 12, 1968 -- Born in San Pedro de Macoris, Dominican Republic.
July 30, 1985 --Signed by Texas Rangers as an amateur free agent.
June 16, 1989 --Called up from the minors for the first time, batting .238 with one home run.
July 29, 1989 --Traded by Rangers with Wilson Alvarez and Scott Fletcher to the Chicago White Sox for Harold Baines and Fred Manrique.
March 30, 1992 --Traded by White Sox with Ken Patterson to the Chicago Cubs for George Bell.
July 2, 1995 --Named All-Star for first time, hitting 36 HRs and driving in 119 runs during that season.
June 27, 1997 --Signed to four-year, $42 million contract.
Nov. 20, 1998 --Named NL Most Valuable Player after hitting 66 home runs and driving in 158 runs, while batting .308.
Sept. 18, 1999 --Became first player to hit 60 HRs in separate seasons. Two years later, he would become the first to do it three times.
April 3, 2000 --Defended himself against accusations from Fortune magazine that his Sammy Sosa Foundation in the Dominican Republic had done little for the people it was intended to help, but provided his family with rentfree offices to run their own businesses.
June 27, 2002 -- Sports Illustratedcolumnist Rick Reilly confronted Sosa, challenging Sosa to take a drug test for performance-enhancing substances.
April 6, 2003 --Hit 500th HR, becoming first Latino player to reach that milestone.
June 3, 2003 -- Ejected from game against Tampa Bay Devil Rays when umpires discovered he had been using a corked bat, leading to an eight-game suspension. Sosa stated that he had accidentally used the corked bat, which he claimed was his batting-practice bat.
Oct. 3, 2004 --Already late for last game of the season, Sosa left contest early without letting team know. Fined one game's pay -- $87,500.
Jan. 28, 2005 - Reportedly traded from Cubs to Orioles in exchange for infielder/outfielder Jerry Hairston Jr. and two prospects.