He had been granted bail in April 2017 for health reasons.
He later left Nigeria after soldiers raided his father’s residence in Abia state in November 2017 and allegedly killed several people.
IPOB was subsequently declared a terrorist group by the defence headquarters and court after the south-east governors proscribed it.
The Federal Government arrested and returned Kanu on June 20., in an incident Kanu’s lawyers described as extraordinary rendition.
On June 28,Justice Binta Nyako gave the order that he be remanded in DSS custody.