Complex sentence: He remained out of politics and lived quietly in Paris, France until his death on 28 July 2007 and was succeeded as Head of the Imperial House by his brother, Prince Bảo Thang.
Split into simpler sentences: He remained out of politics and lived quietly in Paris, France until his death on 28 July 2007. The late Crown Prince was succeeded as Head of the Imperial House by his brother, Prince Bảo Thang.