Who was the older brother of person whose guard formed the French Royal Guard?
Dutch grenadiers The Dutch grenadiers were a French guard regiment from 1810 until 1813. They were originally formed out of Louis Bonaparte's Royal guard.
Louis de Beaufort Louis de Beaufort (6 October 1703 – 11 August 1795) was a French historian of whose life little is known. His brother was Daniel Cornelius de Beaufort (1700-1788).