It’s unclear when she plans to leave office
Ardern was expected to seek a third term at this year’s general election
The government will continue as a caretaker to handle ongoing business
The prime minister had submitted his resignation letter to the country’s ruler
Several ministers had already quit in the aftermath of the disaster
The bank’s chief operating officer, Sandeep Chouhan, has been appointed acting CEO
The company’s former CEO Georges P Schorderet has been re-appointed to the role