Complex sentence: Sir Claude was Minister of Labour in the State Council of Ceylon led by DS Senanayake, and was appointed the first ever Representative of Ceylon to the UK (before Independence) and was also Ceylon's first Ambassador in the United States.
Split into simpler sentences: Sir Claude was Minister of Labour in the State Council of Ceylon led by DS Senanayake. He was appointed the first ever Representative of Ceylon to the UK (before Independence) and was also Ceylon's first Ambassador in the United States.