A former military dictator, Muhammadu Buhari, wins in the country's first-ever democratic transfer of power.
To win the presidency, a candidate must win more than half of all valid votes and at least 25 percent in two-thirds of Nigeria’s 36 states.
Nigerian opposition leader Muhammadu Buhari built a lead of 2 million votes with three-quarters of states counted on Monday, raising the prospect of a stunning ballot box victory for him.
Leaders of the All Progressives Congress say ballot rigging and other problems occurred in Anambra and Akwa Ibom states.
Nigerian President Goodluck Jonathan's campaign representative has accused the media of spreading false results in favor of the opposition party.
The country's presidential and parliamentary elections continued for a second day, after Boko Haram attacks and claims of voting irregularities.
Backed by fighter jets, Nigerian troops took on the Islamist militant group outside the city of Bauchi.
“At least half the village has been burned," a federal lawmaker from Buratai says.
The Nigerian elections in some areas will be conducted not only Saturday but also Sunday because of issues with the accreditation process.
The presidential candidates, challenger Muhammadu Buhari and incumbent Goodluck Jonathan, were in a dead heat before the election.
There are 14 presidential candidates on the ballot, but national polls have shown the race will come down to President Goodluck Jonathan and rival Muhammadu Buhari.
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.
The winner of Nigeria’s presidential race faces an economic outlook that isn’t bright — and neither candidate is outlining a solution.
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.
The devices are being used to prevent voter fraud.
After spending months away from home, Nigerians fleeing Boko Haram are getting entrepreneurial.
Troops from Niger and Chad recaptured Damasak earlier in March, ending months of control by the Islamist group.
Security concerns range from political violence to attacks by Boko Haram.
Lt. Col. Toumba Mohamed said residents reported 400-500 women and children kidnapped.
Allegations of ballot rigging is a dangerous narrative in Nigeria’s presidential elections, and Jonathan is no stranger to such accusations.