Vyse owed his first commission in the dragoons and his promotion to the rank of captain at the age of 18 to his father’s patron, the Duke of Cumberland, who in 1803 urged him to take lessons in languages, geography and fortifications, ‘so necessary for a young man’. Later in the year Cumberland put an end to the ‘farce and idleness’ of his involvement with a corps of volunteers and secured his transfer to his father’s staff in Scotland, but he was not put back on the full pay list as the duke hoped he would be.
At the general election of 1807 Vyse, professing himself ‘perfectly independent and unconnected with any party’,
At the general election of 1812 he gave up Beverley and stood for the venal borough of Honiton, where he came in unopposed. He was expected to support the Liverpool ministry and generally did so, but his vote could not be taken for granted and he was probably a laggard attender. He voted against Catholic relief, 2 Mar., ‘declined voting’ in the decisive division of 24 May 1813,
Vyse did not seek re-election in 1818. He subsequently achieved some distinction as an Egyptologist and in 1840 published an account of his researches at Giza. He died 8 June 1853.
