History of the Kansas City Chiefs History of the Kansas City Chiefs The following is a detailed history of the Kansas City Chiefs, a professional American football franchise that began play in 1960 as the Dallas Texans. The team was a charter member of the American Football League (AFL), and now is currently part of the National Football League (NFL) (they are not associated with an earlier Dallas Texans NFL team that only played for one season in 1952). The Texans won the AFL Championship in 1962, and the team relocated to Kansas City, Missouri the following year. In 1966, the Chiefs won their second AFL
1998 Kansas City Chiefs season turnovers, five by Kansas City. The win improved the Chiefs' record to 4–1. On November 16, against the Denver Broncos, the Chiefs defense was penalized five times on one drive, three of the penalties coming from legendary linebacker Derrick Thomas. The game is known now by Chiefs fans as the "Monday Night Meltdown". After that it was all downhill as the Chiefs suffered their first losing season since 1988. The team was penalized 158 times for 1,304 yards. An NFL record that stood until the Oakland Raiders surpassed it in 2011. 1998 Kansas City Chiefs season The Kansas City Chiefs