Gunmen have kidnapped more than 300 students and teachers in one of the largest mass kidnappings in Nigeria, a Christian group said, as security fears mounted in Africa's most populous nation.

Gunmen kidnapped 227 pupils and teachers from a Catholic school in central Nigeria, officials said Friday, in the second brazen school abduction in a week. All of the 215 students taken from St Mary's school in Niger state were girls, according to a spokesman for the Christian Association of Nigeria…

The two abduction operations and an attack on a church have happened since US President Donald Trump threatened military action.

Almost half of the school's population kidnapped in raid days after gunmen took 25 girls from educational institute in neighboring state