Nigerian authorities have increased security across the nation, including closing all land and sea borders until after the election.
The Boko Haram headquarters in Gwoza, Nigeria, had been one of the few strongholds it had left in northern Nigeria.
Some voters see ex-military dictator Muhammadu Buhari as a solution to Nigeria's security and corruption issues. But there are concerns about his credentials.
“Without a stronger effort to protect civilians and accountability for abuses, the situation can only get worse," a researcher said.
Security concerns range from political violence to attacks by Boko Haram.
Allegations of ballot rigging is a dangerous narrative in Nigeria’s presidential elections, and Jonathan is no stranger to such accusations.
With elections looming, the U.S. president calls on Nigeria’s leaders and citizens to ensure they are free, fair and peaceful.
Chadian strikes killed several dozen Boko Haram fighters in the Nigerian village of Djaboullam, said a senior Niger official.
Victims of the terror group's "killing and maiming spree" are discovered as international troops retake lost Nigerian territory.
Just days remain until voters cast ballots in the African nation, but many foreign reporters are still unable to enter the country.
Gangs known as "Area Boys" have contributed to a rash of “election-related violence” since December.
The administration of Nigerian President Goodluck Jonathan failed to act soon enough, said former President Olusegun Obasanjo.
Nigeria's Patience Jonathan accuses her husband's presidential-election opponent, 72, of being too old to lead the country.
Some 5,000 people marched in Cameroon protesting against the Boko Haram insurgency in Nigeria. Fighting between the terrorists and coalition forces has intensified.
Buhari is widely viewed as an anti-corruption leader, despite allegations of human-rights abuses during his regime.
The U.S. Department of State warned Americans against traveling to and within Nigeria during the country's hotly contested upcoming elections.
Nigeria’s military recently has made progress in its bid to regain territory from Boko Haram, which seeks to carve out a caliphate within the nation.
The election delay has been questioned by President Goodluck Jonathan's critics, who think he's buying time to fix the results.
Baga was the site of a brutal massacre perpetrated by Boko Haram Islamist militants last month.
Postponing Nigeria's elections saved the nation from embarrassment, the Peoples Democratic Party said in a statement.
The elections were postponed after the military said it couldn't guarantee voters' safety and needed six weeks to stave off Boko Haram.
The People’s Democratic Party said it was “saddened” by the abrupt resignation, calling it an “unfortunate decision.”
