“[The] working group concludes that his detention had no legal basis and appears to have been intended to disqualify him from running for political office. Thus, from the outset, that prosecution was not grounded in law and was reportedly instrumentalised for a political purpose,”

In April this year, a Pakistani high court suspended Khan and his wife’s 14-year prison sentences in a corruption case. Khan also had another 10-year sentence for treason overturned this month.

Last week, an Islamabad court rejected a plea to suspend the jail terms of Khan and his wife Bushra Bibi, whose marriage was ruled illegal under Islamic law.