The events of the Ip massacre escalated in the early hours of 14 September 1940, in Ipp, (today Ip, Sălaj County), Northern Transylvania. After two Hungarian soldiers died there in an accidental explosion, rumors spread that they had been killed by Romanians. After another incident the Royal Hungarian Army, influenced by the rumor, indiscriminately massacred around 150 ethnic Romanians in the nearby locations and surrounding areas.