The Yelwa massacre was a series of related incidents of religious violence between Muslims and Christians which took place in Yelwa, Nigeria between February and May 2004. These incidents killed over 700 people. The first occurred on 4 February 2004 when armed Muslims attacked the Christians of Yelwa, killing more than 78 Christians, including at least 48 who were worshipping inside a church compound. According to some sources, the signal for the attack was a call for Jihad from the local mosque.The February killings inflamed tensions between the communities which had been growing since the 2001 Jos riots when conflict between Muslims and Christians resulted in 1,000 dead. On 2 May 2004 local Christians responded to the February incident by attacking Muslims in Yelwa, resulting in roughly 630 dead. According to some sources, Muslim girls were forced to eat pork and other foods forbidden to Muslims and some were even raped.