Dhaka, June 16 -- The chairman of the Anti-Corruption Commission (ACC) Abdul Momen has questioned why British MP Tulip Siddiq, the niece of deposed prime minister Sheikh Hasina, resigned from her anti-corruption ministerial post if, as she claims, she is innocent of corruption allegations.

Speaking at a press conference in Dhaka on Monday, he said several cases are ongoing against Tulip, the Labour MP for London's Hampstead and Highgate constituency, in Bangladesh.

"If Tulip considers herself innocent, why did her lawyer send us a letter? And if she truly knows nothing, why did she resign from her ministerial position?" Momen said.

Tulip stepped down from her junior ministerial role in the UK government in January amid mounting scrutin...