Complex sentence: Because of his loss of Italy he was forced to appear before a committee of inquiry; after securing an acquittal, he retired to private life on his estate at Chauny in Picardy, where he died in 1804.
Split into simpler sentences: Because of his loss of Italy he was forced to appear before a committee of inquiry. After securing an acquittal, he retired to private life on his estate at Chauny in Picardy, where he died in 1804.