At least 15 soldiers were killed in the attack on a military outpost in the village of Anzourou near the border with Mali. No group, however, claimed responsibility for it.
No one claimed responsibility for the shooting, but Daesh, which has a strong presence in Nangarhar, previously claimed several attacks against Taliban there.
Around 1,000 students have been kidnapped in the west African country since December after gangs started to hit schools. Most have been released after negotiations, but scores are still being held in forest camps.
Opposition HDP says a gunman entered the building in Izmir province, fired shots and attempted to set the office on fire.
A gang of motorcycle-riding cattle thieves attacked residents in multiple villages, killing at least 53 civilians in the Zurmi district of northwest Zamfara state, local authorities say.
Experts and protestors point at Iran-affiliated militias, accusing them of being responsible for a string of assassinations that mainly targeted activists.
The attack came a week after two Spanish journalists and an Irish conservationist were killed in an ambush by militants in the same region.
Nigerian army rescued 180 people in the early hours of Friday, but around 30 male and female students remain unaccounted for after gunmen attacked a forestry college in northwestern Kaduna state overnight.
Authorities initially said hundreds of gunmen kidnapped 317 girls from Government Girls Secondary School in Jangebe village on Friday. But according to the governor of Zamfara, a total of 279 female students were taken.
Nigerian police and a local official said that a suspected criminal gang attacked the Government Girls Science Secondary School in Jangebe, a village in Zamfara state, kidnapping at least 300 schoolgirls.
Gunmen shoot dead two Afghan women judges working for Supreme Court, officials say, as fear grows in restive city following several targeted killings of high-profile figures recently.
Following the Daesh-claimed attack, members of the Hazara minority in Quetta blocked the western bypass and set fire to tyres to protest against the killings.
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