Mikhail Botvinnik
Three years after winning the world championship, Mikhail Botvinnik had to defend his title against the challenge of David Bronstein. Though out of practice and largely outplayed by his brilliant young opponent, Botvinnik ably demonstrated his fighting abilities and ultimately retained his title. All 24 games are deeply annotated.
Games,Chess
Moscow 1951 World Championship Match: Botvinnik v. Bronstein