The Nigerian military said it couldn't guarantee an election commissioner's safety unless the vote was held back for six weeks.
The news of Boko Haram deaths came as Niger officials declared a 15-day state of emergency in border city Diffa.
The insurgency in the northeast is causing chaos ahead of the postponed election, but so is the oil price plunge.
"Amass all your weapons and face us. We welcome you."
The education activist urged Nigeria's incoming government to make rescuing the girls a priority.
Nigeria and four neighboring countries will field the force in an attempt to halt Boko Haram's insurgency.
The president and legislative elections will be pushed back six weeks to give a multinational force time to fight Boko Haram militants.
The Dalai Lama did not speak, but Obama called him "a good friend." despite China's protests.
The country’s military is the primary backer of a postponement, arguing that it would allow them more time to fight Boko Haram.
This isn't the first time the militant group has employed the tactic.
Ahead of Nigeria's elections, Boko Haram is stepping up its campaign of violence — and using women to carry it out.
The bloc will need to balance its stance against the leader with considerations for his role at the head of an increasingly important regional organization.
Violence has escalated in Nigeria in the weeks ahead of the country's presidential election Feb. 14.
Security sources said Boko Haram burnt a mosque and killed several civilians in towns bordering with Cameroon, AFP reported.
As one of the world's fastest-growing smartphone markets, Africa is seeing a rise in demand for gray-market smartphones.
Demonstrators have demanded that the country's upcoming election be postponed to avoid disenfranchising millions of Nigerians.
No one has yet taken responsibility for the lethal bomb in the Nigerian city of Gombe, though Boko Haram has already struck there before.
Boko Haram launched a new assault on Maiduguri, the town it hopes to make the capital of its Nigerian caliphate.
The assault is the second the group has launched against the strategically important city of Maiduguri in the past week.
Chadian fighter jets dropped bombs Saturday on the Nigerian town of Gamboru, which is occupied by Boko Haram insurgents.
United Nations Secretary-General Ban Ki-moon announces support for deployment of the African Union soldiers at a summit in Ethiopia.
Increasingly violent Boko Haram attacks have already scattered more than a million: Food and other supplies are running low.