Governor Hope Uzodinma of Imo State has imposed dusk to dawn curfew in 10 council areas in the state to check further breakdown of laws in Orlu Local Government and other affected areas.
The governor imposed the curfew in Owerri on Monday.
Uzodinma said the curfew would be between 6pm and 6am daily till further notice.
The News Agency of Nigeria reports that some security agencies in Imo State and a group known as security volunteers clashed in Orlu council area on Monday, leaving one person dead.
A popular timber market, known as Ogbosisi Market, was set on fire during the crisis, which lasted for several hours.
The police spokesman, SP Orlando Ikeokwu, who confirmed the incident, said police had moved into action to restore peace and immediately arrest those behind the incident.
But Uzodinma said in a statement by his Chief Press Secretary, Oguike Nwachukwu, that the curfew would check further breakdown of laws in the area.
The governor also gave a marching order to security agencies to immediately arrest those behind the incident and bring them to book.
He said: “This afternoon, I received a very disturbing news about a clash between security agencies and some militants who unleashed shooting in Orlu LGA.
“I am totally sad over this incident which nearly painted a picture of near breakdown of law in the state and I am condemning this act of hooliganism and those behind this will regret their actions.
“As an interim measure to check the crises, I have directed a dusk to dawn curfew in 10 LGAs in Orlu zone between 6pm and 6am daily till further notice.”
The governor warned that anybody caught within the period of curfew would be treated as a suspect in the crisis.
The affected LGAs are Orlu, Orsu, Oru East, Oru West, Ideato North and Ideato South.
Others are Njaba, Isu, Nwangele and Nkwere.