Cambodia and the United States established formal diplomatic relations on July 11, 1950, following the end of World War II. He said the United States is ready to work with the government elected by the people of Bangladesh. Earlier on Tuesday, the U.S. ambassador paid tribute to soldiers killed in World War II at the Chittagong War Cemetery. Rice, who sacrificed his life during World War II. It is worth noting that the British Army established the cemetery after World War II.