Dr Khalilur Rahman, Bangladesh Chief Adviser's High Representative for the Rohingya Issue and Priority Affairs, was redesignated as the National Security Adviser on Wednesday.
"We are the first country to take such a pro-active initiative," he said in his letter, citing the visit of High Representative Dr Khalilur Rahman to Washington DC in February.
Myanmar authorities have confirmed to Bangladesh that out of a list of 800,000 Rohingyas sheltered in Bangladesh, they have identified 180,000 Rohingyas eligible for return to Myanmar.
US Deputy National Security Advisor Alex N Wong held a telephone conversation Wednesday evening with the Bangladesh Chief Adviser's High Representative Dr Khalilur Rahman, Chief Adviser's Press Wing said in a statement.
Bangladesh will be making a fresh appeal to Canada for the deportation of Noor Chaudhury -- the convicted killer of Bangladesh's Father of the Nation 'Bangabandhu', Sheikh Mujibur Rahman -- after the bombshell revelation made in a new documentary about him freely living in Canada.