Complex sentence: Charles Spencer, 3rd Earl of Sunderland (c.1674-19 April, 1722), English statesman, was the second son of the 2nd Earl, but on the death of his elder brother Henry in Paris in September 1688 he became heir to the peerage.
Split into simpler sentences: Charles Spencer, 3rd Earl of Sunderland (c.1674-19 April, 1722), English statesman. On the death of his elder brother Henry in Paris in September 1688 he became heir to the peerage.