164K views · 4.7K reactions | It was one of the biggest upsets in the history of pro football. And it was the final game before the NFL-AFL merger. #OTD in 1970, The Kansas City Chiefs defeated the Vikings, 23-7, in Super Bowl IV, in a game featuring 13 future Hall of Famers.  NFL | Pro Football Hall of Fame | Facebook

The first time the Chiefs ever went to the Super Bowl was Super Bowl I in 1967. This film was produced by the Calvin Company of Kansas City and celebrates that winning season and the Kansas City Chiefs' 1966 AFL Championship. In celebration of the Chiefs Super Bowl game tomorrow our Missouri Valley Special Collections decided to digitize some of the 16 mm Chiefs films in our collection. Explore more local history at kchistory.org. | Kansas City Public Library

50 years ago, many expected the Minnesota Vikings to win Super Bowl IV. The Kansas City Chiefs, who represented the AFL at the time, had something to say about that. Full #SBIV highlights! (Jan. 11, 1970) ��📺: #SBLIV | Sunday 6:30pm ET on FOX 📱: NFL app // Yahoo Sports app | NFL Throwback

Backup QB Matt Moore led a last-minute rally that gave The Kansas City Chiefs a thrilling 26-23 win over the visiting Minnesota Vikings. #MINvsKC | NFL Game Recaps