To mark his return, Charles and his wife Queen Camilla will visit a cancer treatment centre in London next Tuesday
The Senate confirmed his appointment on Friday. Ambassador Kristie Kenney succeeded in his post as State Department Counselor.
Secretary of State John Kerry welcomed the senate decision and said Shannon was “one of our nation’s most talented diplomats”.
Last year in December, Shannon visited Bangladesh as the Under Secretary for Political Affairs Designate and highly praised Bangladesh and its present leadership.
He said “Bangladesh matters” to the US. “This is a country the world listens to, whether on peacekeeping, climate change or counter-terrorism,” he had said.