For Kim Jong Il’s birthday, North Korean insurance managers prepared a special gift. In Singapore, they stuffed $20 million in cash into two heavy-duty bags and sent them, via Beijing, to their leader in Pyongyang, said Kim Kwang Jin, who worked as a manager for Korea National Insurance Corp., a state-owned monopoly. Kim said he helped arrange the shipment and watched in February 2003 as the cash was packed. After the money arrived, Kim Jong Il sent a letter of...