Which football team won a La Liga trophy in the season that started on 29 August 1998 and finished on 20 June 1999?
1998–99 La Liga The 1998–99 La Liga season, the 68th since its establishment, started on 29 August 1998 and finished on 20 June 1999.
2003 Supercopa de España The 2003 Supercopa de España was two-leg Spanish football matches played on 24 August and 27 August 2003. It contested by Mallorca, who won the 2002–03 Copa del Rey, and Real Madrid, who won the 2002–03 La Liga. Real Madrid won 4–2 on aggregate.