From 1900 till 1902, Myles was President of the
Royal College of Surgeons in Ireland. After stepping down, he was appointed a
Knight Bachelor in the
1902 Coronation Honours list published on 26 June 1902, and knighted by the
Lord Lieutenant of Ireland,
Earl Cadogan, at
Dublin Castle on 11 August 1902. He also received the honorary freedom of his native city.
Kilcoole arms landing Myles was also an active Home Ruler. He owned a yacht, the
Chotah. In 1914, he was recruited (by
James Creed Meredith) to help in the importation of guns for the
Irish Volunteers with
Erskine Childers,
Conor O'Brien and others. Childers landed his part of the consignment from the
Asgard at
Howth on 26 July 1914. Myles's cargo was landed by the
Chotah at
Kilcoole, county Wicklow a week later, on the night of 1/2 August. Meredith himself helped out aboard the
Chotah during the operation. On 1 August 1914, 600 Mauser rifles and 20,000 rounds of ammunition were landed at the beach in Kilcoole, County Wicklow in Ireland. The arms and ammunition was smuggled using his boat
The Chotah during the night. Once the arms were landed they were taken away by Volunteers on bicycles and in vehicles. The arms were taken to
Patrick Pearse's school, St Enda's, in
Rathfarnham,
County Dublin. ==Later career==