The Bulgarian number 1 became the FIDE World Chess Champion by winning the FIDE World Chess Championship in 2005. He lost his title in the 2006 World Chess Championship match against Vladimir Kramnik and was also narrowly defeated by Vishy Anand in their match for the World Chess Championship title in 2010.
Nakamura is a four-time United States Chess Champion who also won the 2011 edition of the Tata Steel Group A. He has represented the United States at five Chess Olympiads, winning two team bronze medals. In May 2014, when FIDE began publishing its official rapid and blitz chess ratings, Nakamura was ranked number one in the world on both lists.