The helicopter was a twin-engine Sikorsky 76C+, operated by British civil helicopter operator Bristow Group.
President Muhammadu Buhari has vowed to defeat the militant group, ordering chiefs Thursday to end the violence in just three months.
While some see Eko Atlantic as Nigeria’s answer to climate change, critics say the government has long neglected extreme poverty and rural infrastructure.
The government failed to fully fund a light rail project and other ventures, leaving them unfinished or abandoned, Muhammadu Buhari said.
Nigeria holds some of the world's richest oil reserves and yet two-thirds of Nigerians still live in poverty and without access to grid electricity.
The steady rise is fueled primarily by population growth in Africa.
“In my opinion, the leadership and the structure of the church in Nigeria are as guilty as the politicians," Nigerian-born pastor Sunday Adelaja said.
Nigeria needs weapons, and since the U.S. won't provide them, Nigerian President Muhammadu Buhari says the country will start making them.
The African nation's leader is expected to announce a deal with the violent terrorist group in the near future, a Nigerian news outlet reported.
Retired Col. Sambo Dasuki said the previous administration recaptured land from militants and stopped their leader from disrupting elections.
The move comes one day after the African nation's president appointed a new head of the Nigerian National Petroleum Corporation.
Appointing a petroleum minister is key to driving out graft in the African nation's oil sector, observers say.
Ghana has been managing Nigeria's airspace over the Gulf of Guinea in West Africa since 1945.
The Nigerian army cleared the bombs planted along a road in Borno state which led out from the northeastern town of Gwoza, Boko Haram's former headquarters.
Emmanuel Ibe Kachikwu of Exxon-Mobil Africa was appointed as group managing director of Nigeria's state-run oil company.
In the oil sector alone, $150 billion was believed to have been taken from the African nation's coffers, a report said.
Nigeria's new president Muhammadu Buhari must overhaul the country's state-owned oil company to save the West African nation from losing billions of dollars.
Spokesman Colonel Tukur Gusau said in an emailed statement that 101 of the those freed were children, 67 were women and the rest were men.
Boko Haram's insurgency has killed more 15,000 people since 2009, in Nigeria and neighboring countries.
"Certain regimes" left the nation's army underfunded and underequipped to take on the insurgent group, says Alex Badeh, who was sacked last month.
Cameroon and Nigeria soothed tensions this week and vowed to improve military cooperation on Boko Haram, but the two countries failed to provide specifics.
Security forces rescued 59 people on Thursday and another 12 on Wednesday from villages about 25 miles from Borno's largest city Maiduguri.