King's Gambit, Fischer Defense King's Gambit, Fischer Defense The Fischer Defense to the King's Gambit is a chess opening variation that begins with the moves: Although 3...d6 was previously known, it did not become a major variation until Fischer advocated it in a famous 1961 article in the first issue of the "American Chess Quarterly". In the "Encyclopaedia of Chess Openings", the Fischer Defense is given the code C34. After Bobby Fischer lost a 1960 game at Mar del Plata to Boris Spassky, in which Spassky played the Kieseritzky Gambit, Fischer left in tears and promptly went to work at devising a new defense
Bobby Fischer the Western Open in Bay City, Michigan, which he won with 7½/8. In August–September 1963, Fischer won the New York State Championship at Poughkeepsie, with 7/7, his first perfect score, ahead of Arthur Bisguier and James Sherwin. In the 1963–64 US Championship, Fischer achieved his second perfect score, this time against the top-ranked chess players in the country. This result brought Fischer heightened fame, including a profile in "Life" magazine. "Sports Illustrated" diagrammed each of the 11 games in its article, "The Amazing Victory Streak of Bobby Fischer". Such extensive chess coverage was groundbreaking for the top American sports magazine.