So there are several people, several groups, within Mauritania who wanted to see Ould Taya out.
But a local expert, Yahya Ould el-Bara, says these incidents do not make a concerted threat.
Mr Ould Kablia said the kidnappers had not entered Algeria from a neighbouring country.
BBC: Algeria siege: 'Victims' as army tries to free hostages
The UN's Somalia envoy, Ahmedou Ould-Abdallah, told Reuters that piracy was threatening to destabilise the region.
Mauritania's Organization of Consumer Protection head Moctar Ould Tauf said he welcomed the ban, Efe news agency reports.
The hostages still detained are foreigners, Algerian Interior Minister Dahou Ould Kablia said.
Mohammed Ould Lafdahl, the chief opposition spokesman, says debt relief will go the same way as the original loans.
An Algerian, Nabil Ould Eddine, has since been charged with attempted murder.
Mauritania's communications minister, Abdulrahman Ould Mein, told the BBC's Focus on Africa that the former president is now a free man.
Mr Abdallahi became Mauritania's first democratically elected leader in 2007 after a coup two years earlier, partly instigated by General Mohamed Ould Abdelaziz.
Mr Ould called for more to be done to help the women involved, claiming that those who were deported immediately remained in danger.
An attempted coup against Mauritania's president, Maaouya Sid Ahmed Ould Taya, was put down after heavy fighting in the centre of Nouakchott, the capital.
His main rival, Messaoud Ould Boulkheir, who had been the parliament's speaker, strongly opposing last year's coup, got only 16%, ahead of three other candidates.
But it was unclear whether enough countries, in Africa or elsewhere, would keep up the pressure to persuade General Mohamed Ould Abdelaziz to step down.
Did Kennedy ever hear of Moustapha Salim Ould Sidi Moulid, a brave Polisario official who publicly proposed opening talks to end the conflict between the Polisario and Morocco?
Born on 21 November 1940, Mr. Ould-Abdallah has one son.
UN: SECRETARY-GENERAL APPOINTS AHMEDOU OULD-ABDALLAH AS HIS SPECIAL REPRESENTATIVE FOR WEST AFRICA
David Ould, deputy director of Anti Slavery International, said a Home Office study had concluded that at least 1, 500 women were trafficked into the UK sex trade each year.
The UN's special envoy, Ahmedou Ould-Abdallah, thinks some of the specialists on the country, who are often paid handsomely by international bodies and government agencies, are part of the problem.
ECONOMIST: No wonder no one knows for certain what should be done
The overthrow of Mauritanian president Maaouiy Ould Sid Ahmed Taya last month by a military junta calling itself the Council for Justice and Democracy passed almost without comment among Western observers.
Algerian Interior Minister Daho Ould Kablia said the kidnappers were Algerian and operating under orders from Mokhtar Belmokhtar, a senior commander of al-Qaeda in the Islamic Maghreb (AQIM) until late last year.
BBC: Algeria siege: 'Victims' as army tries to free hostages
Algerian Interior Minister Daho Ould Kablia said the kidnappers were Algerian and operating under orders from Mokhtar Belmokhtar, who was a senior commander of al-Qaeda in the Islamic Maghreb (AQIM) until late last year.
Algerian Interior Minister Daho Ould Kablia said that the kidnappers were Algerian and operating under orders from Mokhtar Belmokhtar, a senior commander of al-Qaeda in the Islamic Maghreb (AQIM) before late last year, when he set up his own armed group after apparently falling out with other leaders.
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