But Nigeria refused to bend to Mr Buhari’s will. Almost 500 politicians and businessmen were arrested for corruption and sent to jail by military tribunals. A new currency was issued to flush out the stashes piled floor to ceiling in the homes of the elite. For many military men this purge was too close for comfort—and too uncompromising.

Muhammadu Buhari, the former president of Nigeria who led the country as both a military ruler after a coup and later as the elected president, has died at the age of 82, his family said.

Nigeria's President Muhammadu Buhari, who has died age 82 in a London clinic, was a former military ruler and self-styled converted democrat who returned to power through elections but struggled to convince Nigerians he could deliver on the change he promised.