07/05/2022 · Frederick William 1806–1807, 1813–1815. Son of Charles William Ferdinand. During the Napoleonic Wars, from 1806 to 1813, France occupied Brunswick-Wolfenbüttel. Died in battle at Quatre Bras. Frederick William's son Charles (a minor at the time of his father's death) became the first Duke of independent Brunswick. Duchy of Brunswick
Hace 5 horas · On 1860 his elder brother Frederick William succeeded their father as Grand Duke of Mecklenburg-Strelitz . George August died on 20 June 1876 in St. Petersburg, at the age of 52. The line of his son George soon died out; since his first son had married morganatically, his second son Charles Michael became titular grand duke of Mecklenburg-Strelitz.