When did AIG sell Sunamerica?

American International Group (AIG) sold SunAmerica in 1998. The sale was part of AIG's strategy to focus more on its core insurance operations. The acquisition by AIG originally occurred in 1998, when AIG purchased SunAmerica for approximately $1.1 billion. The transaction was finalized in March 1999, when AIG completed the integration of SunAmerica into its business.