2009 Australian Open – Men's singles final Open victory, Federer had not beaten Nadal in a Grand Slam since the 2007 Wimbledon final and many analysts pointed to the 2009 Australian Open final as the match which severely compromised Federer's belief that he could win against Nadal in a major. Mats Wilander proposed that Federer had developed a mental block while playing against Nadal and that their rivalry had become one-sided and predictable after this match. Tennis Channel commentator Justin Gimelstob referred to Federer's loss as a type of 'collateral damage' in which Federer not only lost a tennis match but also lost his last remaining stronghold
2004 Australian Open 2004 Australian Open The 2004 Australian Open was a Grand Slam tennis tournament held in Melbourne, Australia from 19 January to 1 February, 2004. Andre Agassi was unsuccessful in defending his 2003 title, being defeated in the semi-finals by Marat Safin. This ended a 26-match winning streak for Agassi at the Australian Open, having previously won in 2000, 2001 and 2003, missing 2002 through injury. Roger Federer won his first Australian Open title, defeating Safin in the final. Serena Williams was unable to defend her 2003 title after withdrawing from the tournament due to a left knee injury. Justine Henin-Hardenne