NASCAR champion Alan Kulwicki is killed in a plane crash near the Tri-Cities Regional Airport in Blountville📜 HISTORICAL EVENTS🌍 UNITED STATES🗓️ April 1, 1993American automobile racing company
The National Football League makes helmets mandatory.📜 FOOTBALL🌍 UNITED STATES🗓️ April 7, 1943Professional American football league
A stand box collapses at Ibrox Park (now Ibrox Stadium) in Glasgow📜 FOOTBALL🌍 UNITED KINGDOM🗓️ April 5, 1902Stadium structural failure in Glasgow, Scotland