The regiment took part in the Conquest of Aden in 1839 and was then renumbered as the 1st Bombay (European) Regiment later in the year (on the creation of the 2nd Bombay (European) Regiment), and designated the 1st Bombay (European) Fusiliers in 1844.[1] It took part in the siege of Multan in April 1848 and the Battle of Gujrat in February 1849 during the Second Anglo-Sikh War.[2] It also fought at various skirmishes during the Indian Rebellion.[2]
After the Crown took control of the Presidency armies in the aftermath of the Mutiny, the regiment became the 1st Bombay Fusiliers in November 1859 and then the 1st Royal Bombay Fusiliers in May 1861.[1] It was then renumbered as the 103rd Regiment of Foot (Royal Bombay Fusiliers) on transfer to the British Army in September 1862.[1][Note 1] The regiment arrived in England in February 1871.[2]
In 1844 the regiment was granted a number of honorary distinctions recording its past service. The awards were made by the Governor-General of India on 6 November 1844 in the following terms: "With the approval of the Right Honourable the Governor-General of India in Council, the Honourable the Governor in Council is pleased to direct, that the honorary distinctions specified below be borne upon the Colours and appointments of the 1st Bombay European Regiment, Fusiliers":[6]
The Royal Tiger, superscribed Plassey and Buxar, for services in the Presidency of Bengal, during 1757 and 1764-1765, especially at the battles of Plassey and Buxar and the sieges of Chandernagore, Chunar, and Allahabad.
The Elephant superscribed Carnatic and Mysore, for services on the Coromandel Coast, in the Carnatic and Mysore, during the years 1747-8-9; 1754-5, 1760, 1764 and 1788, especially as having shared in the defence of Cuddalore (Fort St David), 16 June 1748, the operations under Admiral Boscawen, and the siege of Davi Cottah, the latter part of this and the beginning of the following year; the action with the French Army under Monsieur Maisin, between the Sugar Loaf and French Rocks on 16 August 1754, the sieges of Pondicherry and Mihie 1760-1; the sieges of Madura and Palamcottah in 1764; the storming of the Bednore Ghauts and Capture of Bednore in 1783, and the expedition in the first campaign against Seringapatam in 1790-1-2.
Guzerat for service at several different periods; especially throughout the whole of General Goddard's Campaign, with the Bengal Brigade in 1780, and the storming of Ahmedabad, 15 January 1780.
^"Her Majesty's Government have expressed an anxious desire to preserve the proud recollections of distinguished service which belong especially to the older Regiments of each Presidency, and to incorporate with Her Majesty's Army, Corps which have so greatly contributed to the acquisition and maintenance of Her Majesty's Dominions in the East. Her Majesty having graciously determined to mark Her estimation of the services of Her Indian Armies, by conferring the designation of "Royal" upon three of the European Regiments, and by selecting for this honour one Regiment from each Presidency...has much gratification in announcing that the following Regiments will henceforward bear the honourable designation of "Royal" Regiments...The 1st Bombay Fusiliers. The...older Regiments in the several Presidencies will thus be converted into Regiments of Her Majesty's General Army, and will be numbered and designated as follows...The 103rd Regiment of Foot (Royal Bombay Fusiliers).[4]
Mainwaring, Arthur (1911). Crown and Company. The Historical Records of the 2nd Battalion Royal Dublin Fusiliers, formerly the 1st Bombay European Regiment, 1662-1911. London: Arthur L Humphreys.
Sumner, Ian (2001). British Colours & Standards 1747–1881 (2) Infantry. Oxford: Osprey Publishing. ISBN978-1-84176-201-2.