Complex sentence: In 1685 he became Master in Chancery, a post he held for the rest of his life; he was elected to the House of Commons of England for Devizes in 1690 and served that constituency, with one short break, until his death.
Split into simpler sentences: In 1685 he became Master in Chancery, a post he held for the rest of his life. He was elected to the House of Commons of England as member for Devizes in 1690 and served that constituency, with one short break, until his death.