Tigran Petrosian was a prominent Armenian chess player, born on June 17, 1929, in Tbilisi, Georgia. He became the World Chess Champion in 1963 and held the title until 1969. Known for his exceptional defensive skills and strategic play, Petrosian was a key figure in the chess world during the mid-20th century. Throughout his career, Petrosian won numerous tournaments and was celebrated for his ability to outmaneuver opponents. He was also a member of the Soviet Union chess team, contributing to their dominance in international competitions. Petrosian passed away on August 13, 1984, leaving a lasting legacy in chess history.