 After service during the Battle of Castricum, Broke fought under the Duke of Wellington in the Napoleonic Wars and later rose to the rank of Major-General.For his gallantry at the Battle of Waterloo in 1815 he was awarded the Russian Order of St. Vladimir and the Dutch Order of Wilhelm.In 1822 he took the surname of Vere in addition to Broke then in 1825, upon Wellington's recommendation, he was then appointed "aide-de-camp" to King William IV, a post he held for twelve years.