GORAKHPUR, Dec. 20 -- At least 12 people, including the principal and a woman, were injured after an armed group allegedly forced its way into Buddha Inter College in Babuyan village under the Bishnupur police station limits of Kushinagar district on Saturday afternoon and attacked students and teachers.

According to police, the incident took place around 2:30 pm while classes were underway. The assailants, allegedly armed with sticks and sharp-edged weapons, entered the campus following a heated exchange and began attacking people inside classrooms, triggering panic among students and staff.

Kotwali SHO Harshwardhan Singh said the violence allegedly stemmed from an old rivalry between school manager Chhote Lal Kushwaha and Mohan Prasad...