Bare Knuckle Fighting Championship (BKFC), established in 2018 by David Feldman, is the first U.S.-based promotion to host legal, regulated bare-knuckle boxing events since 1889. Headquartered in #Philadelphia, BKFC emphasizes #fighter safety through a unique rule set. #Fights consist of five two-minute rounds, with #fighters starting each round by “toeing the line” in the center of a circular ring known as the “Squared Circle.” #BKFC has expanded globally, hosting events in countries like Thail