Sentence 1: After the postal agency closed , the Sultanate of Muscat and Oman assumed British control from 30 April 1966 .
Sentence 2: From 30 April 1966 , after the British representation was closed , the Sultanate of Muscat and Oman assumed postal control .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?