The regiment was again divided into six service and four depôt companies in the summer of 1837; and in August, the service companies embarked at Cork for the Mauritius, where they arrived in December, and landed at Port Louis. [Sidenote: 1838] During the year 1838 the depôt companies were stationed at Kinsale and Tralee. [Sidenote: 1839] On the augmentation of the army in August, 1839, the establishment of the TWELFTH was increased to forty-seven serjeants, fourteen drummers, and eight hundred rank and file. [Sidenote: 1840] [Sidenote: 1841] In May, 1839, the depôt companies embarked at Cork for Wales, and continued to be stationed at Newtown, Builth, and Brecon, until May, 1840, when they proceeded to Scotland and occupied the barracks at Paisley until May, 1841, when they returned to South Britain and were stationed at Sunderland. [Sidenote: 1842] In April, 1842, the TWELFTH Regiment having been augmented to an establishment of one lieut.-colonel, twelve captains, fourteen lieutenants, ten ensigns, six staff officers, sixty-seven serjeants, twenty-five drummers, and twelve hundred rank and file, was ordered to be separated into two battalions; the six service companies abroad being termed the First battalion, and the depôt, augmented to six companies, being styled the Reserve battalion. [Sidenote: 1843] The depôt was consequently removed from Sunderland to Weedon in May, 1842, and receiving 255 volunteers from other corps, was there organised for foreign service. The reserve battalion embarked from Portsmouth in the "Java" transport for the Mauritius in November, 1842, under the command of Major Sir Robert Douglas, Bart., but was disembarked at the Cape of Good Hope, and remained there until May, 1843, when it proceeded to its original destination. [Sidenote: 1847] On the 2nd of November, 1847, Her Majesty's Troopship "Resistance" arrived with the first battalion of the Fifth Fusiliers for the purpose of relieving the first battalion of the TWELFTH Regiment, which embarked from the Mauritius on the 16th of December, under the command of Lieutenant-Colonel Patton. [Sidenote: 1848] The first battalion arrived at Spithead on the 1st of March, 1848, and disembarked on the 3rd of March at Portsmouth, where it was joined by the depôt company from the Isle of Wight. The reserve battalion, after being completed by the transfer of effective men from the first battalion, continued at the Mauritius. SUCCESSION OF COLONELS OF THE TWELFTH, OR EAST SUFFOLK REGIMENT OF FOOT. HENRY DUKE OF NORFOLK, K. G. _Appointed 20th of June, 1685._