7 February 2015
Last updated at 18:40 ET
The election will now be held on 28 March instead.
President Goodluck Jonathan is facing a strong challenge in the contest.
The postponement is a highly contentious move, the BBC's Will Ross reports from Lagos.
Officials from the main opposition party accuse the military of forcing the electoral commission into the delay to help the sitting president's campaign.
It looks set to be a tight race between Mr Jonathan and the former military ruler, Muhammadu Buhari, our correspondent says.
The postponement may well increase the tension which is already palpable, he adds.
Where candidates stand on key election issues While the personalities of the two main candidates have been at the forefront of this election campaign, certain key issues - namely insecurity, elite corruption among high-profile politicians and business leaders and the state of the economy - have become increasingly important to voters.
Profile: Goodluck Jonathan
Profile: Muhammadu Buhari
Thousands of people have died as a result of the Boko Haram insurgency, while more than a million people have been displaced over the past six years.
The militants control a large stretch of land in north-eastern Nigeria but have also started attacking neighbouring countries.
The group attacked a town in Niger for the first time on Friday.
What is your reaction to the postponement of the presidential election? You can email haveyoursay@bbc.co.uk with your experience.
Please include a telephone number if you are willing to be contacted by a BBC journalist.
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by Tokun Lawal and Biodun Iginla, BBC News Analysts, Lagos, Nigeria
The
electoral commission in Nigeria has postponed the 14 February
presidential election by six weeks over concerns about the security
situation.
Commission chief Attahiru Jega said he had been told troops
would not be available to help patrol the ballot because they would be
fighting Boko Haram militants in the north-east.The election will now be held on 28 March instead.
President Goodluck Jonathan is facing a strong challenge in the contest.
The postponement is a highly contentious move, the BBC's Will Ross reports from Lagos.
Officials from the main opposition party accuse the military of forcing the electoral commission into the delay to help the sitting president's campaign.
It looks set to be a tight race between Mr Jonathan and the former military ruler, Muhammadu Buhari, our correspondent says.
The postponement may well increase the tension which is already palpable, he adds.
Where candidates stand on key election issues While the personalities of the two main candidates have been at the forefront of this election campaign, certain key issues - namely insecurity, elite corruption among high-profile politicians and business leaders and the state of the economy - have become increasingly important to voters.
Goodluck Jonathan | Muhammadu Buhari |
---|---|
Security |
|
Promises to do "everything humanly possible" to combat Boko Haram. Seeks greater regional and international cooperation to tackle the insurgency, terrorism, piracy and organised crime. | Says the government has been ineffective and lacks the willpower to fight Boko Haram. Pledges to end the insurgency within months if elected. |
Economy |
|
Says he will continue with his economic blueprint known as the "2011-2015 Transformation agenda". Views economic diversification as a key step towards addressing the fall in global oil prices. | Says government's economic policies have worsened the lives of Nigerians. Promises to pick "competent hands" to run the economy. Pledges to tackle poverty by closing the wealth gap through shared economic growth. |
Corruption |
|
Says "we are fighting corruption. It is not by publicly jailing people. Yes, we believe in suppressing corruption, but our emphasis is in prevention." | Says one of his key priorities is to wipe out corruption. "If Nigeria doesn't kill corruption, corruption will kill Nigeria". |
Employment |
|
Promises to create 2 million jobs each year. Launched YouWIN scheme for young entrepreneurs and Sure-P initiative aimed at helping graduates find jobs. | Promises to create 20,000 jobs per state, totalling 720,000. Pledges support for the agricultural sector and soft loans for small manufacturers to boost job creation. |
Infrastructure |
|
Credits his administration with reviving the railway system and improving road infrastructure. | Pledges to complete stalled road projects and improve infrastructural development nationwide, especially in the north-east. |
Energy |
|
Says government's privatization of the power generation and distribution companies will ensure regular power supplies in the future. | Favours exploration of non-oil sector. Says economic diversification key to addressing falling global oil prices. |
Profile: Muhammadu Buhari
Thousands of people have died as a result of the Boko Haram insurgency, while more than a million people have been displaced over the past six years.
The militants control a large stretch of land in north-eastern Nigeria but have also started attacking neighbouring countries.
The group attacked a town in Niger for the first time on Friday.
What is your reaction to the postponement of the presidential election? You can email haveyoursay@bbc.co.uk with your experience.
Please include a telephone number if you are willing to be contacted by a BBC journalist.
Or comment here:
Send your pictures and videos to yourpics@bbc.co.uk or text them to 61124 (UK) or +44 7624 800 100 (international). Or you can upload here.
Read the terms and conditions.
Nigeria decides: 2015
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