between 6 August and 9 October 1814. This does not include the frigate USS President, captured by four ships of his squadron on 15 January 1815. Hotham was made a Knight Commander of the Most Honourable Military Order of the Bath on 2 January 1815, having his investiture on 12 April. The Hundred Days On the renewal of the war in Europe, following Napoleon's return from Elba in March 1815, Hotham commanded a division of the Channel Fleet, flying his flag in . In July 1815 Hotham was stationed in Quiberon Bay, from where he sent Captain Frederick Maitland in to blockade the port of Rochefort. Reinforced by and , Maitland prevented Napoleon from fleeing to the United States, and took him to England, from where he was sent to his final exile in Saint Helena. Post-war career On 25 March 1818 Hotham was appointed a member of the Board of Admiralty, his position being renewed in March 1819 and February 1822, serving until March 1822. On 28 May 1825 he was promoted to vice-admiral, and returned to serve on the Board of Admiralty in September 1828, renewed in June 1829 and July 1830, until November 1830. He was appointed Commander-in-Chief in the Mediterranean on 30 March 1831, and on 4 July 1831 was made a Knight Grand Cross of the Order of St Michael and St George. One of Hotham's more notable acts as Commander-in-Chief was claiming a new territory for Britain. In July 1831 Commander Charles Henry Swinburne of reported a volcanic eruption and a column of vapour rising from the sea, some 26 miles off Sciacca, Sicily. Within a month it had grown into a roughly circular island of black volcanic sand about in circumference, and above sea level at its highest point. Hotham, in his flagship , sailed to the new island and on 1 August sent his flag-captain Humphrey Fleming Senhouse ashore with a landing party to raise the Union Flag, and claim the island for Britain under the name "Graham Island", after the First Lord of the Admiralty, Sir James Graham. Later the Sicilians also landed, hoisted a flag, and claimed the island under the name "Ferdinandea", after King Ferdinand II of the Two Sicilies. The French made a claim to the island under the name "Julia", as did the Spanish. Diplomatic arguments continued until December 1831, by which time the island had been