Dukes in the United Kingdom
Duke, in the United Kingdom, is the highest-ranking hereditary title in all four peerages of the British Isles. A duke thus outranks all other holders of titles of nobility (marquess, earl, viscount and baron).
Peter Eagles
On 28 January 2008, Eagles was promoted to Chaplain to the Forces 1st Class (equivalent in rank to colonel) and appointed an Assistant Chaplain General. On 28 July 2011, he was collated and licensed as the Archdeacon for the Army, the most senior Anglican chaplain in the British Army, during a service at Lambeth Palace Chapel; as such he is a member of the General Synod of the Church of England. From 2013 to 2014, he attended the Royal College of Defence Studies to prepare for further promotion. On 14 July 2014, he was appointed the Deputy Chaplain General (equivalent in rank to brigadier), thereby becoming the second most senior chaplain in the British Army.