Royal Ordnance [SEP] dissolved or abolished
Ordnance was retained for almost another twenty years; and the sites retained their former names, either as "Royal Ordnance" or later "RO Defence" sites. The Royal Ordnance name was dropped in 2004 and after having traded as Land Systems, the division is now known as BAE Systems Global Combat Systems Munitions.
History.
History Royal Ordnance Factories.
The Royal Ordnance Factories (ROFs) can trace their history back to 1560 with the founding of the Royal Gunpowder Factory (RGPF) at Waltham Abbey, Essex.
of 1812 is referenced in the line 'rockets red glare' which appears in the Star-Spangled Banner. 
After Waterloo in 1815, Europe was at peace until the 1853 Crimean War. Overall supervision of the regiment was transferred to the War Office when the Board of Ordnance was abolished in 1855 and the War Office School of Gunnery established in Shoeburyness in 1859. When the British East India Company was dissolved in 1862, its artillery function was absorbed by the Royal artillery, giving it a total strength of 29 horse batteries