Police commandos from Imphal West district police station nabbed a member of the banned United People's Party of Kangleipak (UPPK) from Singjamei area in the outskirts of Imphal yesterday.
Kangleipak is the old name of Manipur.
The UPPK member has been identified as N Ajitkumar Singh (35), sources said adding Assam Rifles personnel also arrested a member of the Kangleipak Communist Party (KCP) from the border town of Moreh in Chandel district yesterday.
One 9mm pistol along with five rounds of ammunition was recovered from him.
Both have been handed over to Imphal West district police station for further interrogation, sources said.