Defence Minister Bashir Magashi says Boko Haram militants "mostly likely" carried out the attack on a prison near capital Abuja and that 64 jailed militants have also escaped.
UN chief Antonio Guterres urged the Nigeria government to create the conditions for millions of displaced people to be able to go back home in safety and dignity.
The measures come as Washington increasingly punishes the military both for the February 2021 coup that ousted Aung San Suu Kyi and violence against the Muslim Rohingya minority.
Militiamen ambushed and killed at least 62 members of a volunteer group that protects villages from gunmen in the country's restive northwestern Kebbi state.
Fatima Adamu turned the country's auto mechanic industry upside down by training women in fixing cars and trucks and helping them enter the male-dominated workforce.
The militants razed part of the village, including a church, and burnt 10 vehicles in the three-hour-long attack in Piyemi village, near Chibok where Boko Haram militants abducted more than 200 schoolgirls eight years ago, residents say.
Offering the means of war to anyone who can afford it will transform warfare and — if left unchecked — can thrust the world into an era of perpetual fighting and suffering.
School officials say the students were released on Sunday, nearly three months after they were seized by the gunmen in the restive Kaduna state.
Yusuf Adamu, who was kidnapped by the armed group in Nigeria, talks about his experience with TRT World.
The attack carried out by hundreds of Boko Haram fighters in the village of Baroua in southeast Niger wounded nine others, Nigeria's Defence Ministry says.
Mahamat Idriss Deby, who leads Transitional Military Council, offers "frank and sincere dialogue" to armed groups, reversing previous stance the government will not negotiate with rebels.
The raid on the school in the northeastern town one night in April 2014 sparked an international outcry and a viral campaign on social media with the hashtag #bringbackourgirls.
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