The 35thFoot raised in 1701 as the Earl of Donegal's Regiment, this became the Sussex Regiment in 1804.

In 1881 it was linked to the Bengal Infantry. The Roussillon plume was awarded to the regiment for beating the French Royal Roussillon Regiment at Quebec.

The Colours are in the Parish Churches of Hastings and Horsham. The regiment merged with the 3rd Battalion The Queens Regiment.

1966.12.31 united with The Queen's Royal Surrey Regiment, The Queen's Own Buffs, The Royal Kent Regiment, and The Middlesex Regiment (Duke of Cambridge's Own), to form
The Queen's Regiment

1992.09.09 amalgamated with 1st Battalion, 2nd Battalion, and 1st Bn, The Royal Hampshire Regiment, to form 1st Bn, The Princess of Wales's Royal Regiment, and 2nd Bn, The Princess of Wales's Royal Regiment

Battle Honours WW1 - 23 Battalions
Mons, Retreat from Mons, Marne 1914 '18 Aisne 1914, Ypres 1914 '17 '18,Gheluvelt, Nonne Bosschen, Givenchy 1914, Aubers, Loos, Somme 1916 '18, Albert 1916 '18, Bazentin, Delville Wood, Pozières, Flers-Courcelette, Morval, Thiepval, Le Transloy, Ancre Heights, Ancre 1916 '18, Arras 1917 '18, Vimy 1917, Scarpe 1917, Arleux, Messines 1917, Pilckem, Langemarck 1917, Menin Road, Polygon Wood, Broodseinde, Poelcappelle, Passchendaele, Cambrai 1917 '18, St. Quentin, Bapaume 1918, Rosières, Avre, Lys, Kemmel, Scherpenberg, Soissonais-Ourcq, Amiens, Drocourt-Quéant, Hindenburg Line, Épéhy, St. Quentin Canal, Beaurevoir, Courtrai, Selle, Sambre, France and Flanders 1914-18, Piave, Vittorio Veneto, Italy 1917-18, Suvla, Landing at Suvla, Scimitar Hill, Gallipoli 1915, Rumani, Egypt 1915-17, Gaza, El Mughar, Jerusalem, Jericho, Tell 'Asur, Palestine 1917-18, N.W. Frontier India 1915 1916-17, Murman 1918-19

Battle Honours WW2
Defence of Escaut, Amiens 19140, St. Omer-La Bassée, Forêt de Nieppe, North-West Europe 1940, Karora-Marsa Taclai, Cubcub, Mescelit Pass, Keren, Mt. Englahat, Massawa, Abyssinia 1941, Omars, Benghazi, Alam el Halfa, El Alamein, Akarit, Djebel el Meida, Tunis, North Africa 1940-43, Cassino I, Monastery Hill, Gothic Line, Pian di Castello, Monte Reggiano, Italy 1944-45, North Arakan, Pinwe, Shweli, Burma 1943-45

The Princess of Wales's Royal Regiment Museum, Dover (Army Museums Ogilby Trust).

Deployment
1st Battalion

1881.07.01 1st Battalion, The Royal Sussex Regiment
1881 Cyprus
1882 Egypt
1885 Sudan
1885.09.11 England: Portsmouth
1888 Preston
1891 Ireland: Dublin
1896 England: Brighton
1899 Malta
1900.04 South Africa
1902 Sitapur
1904 Rhaniket
1905 Rawalpindi
1906 Umballa
1908 Solon
1910 Upper Thoba
1911 Rawalpindi
1913 Peshawar
1914 India
1919 Germany Army of Occupation
1921 Ireland: Carrick or Shannon
1923 Londonderry
1926 England: Bordon 3 Bde
1929 England: Dover
1933 Devonport
1936 Palestine
1938 Egypt
1939.09 Egypt
194011.22 Egypt 7 Ind Inf Bde, 4 Ind Inf Div
1940.12.30 Abyssinia: Sudan 7 Ind Inf Bde, 4 Ind Inf Div
1941.04.30 Egypt 7 Ind Inf Bde, 4 Ind Inf Div
1941.04 North Africa: Libya 7 Ind Inf Bde, 4 Ind Inf Div
1942.02.26 Egypt 7 Ind Inf Bde, 4 Ind Inf Div
1942.0331 Cyprus 7 Ind Inf Bde, 4 Ind Inf Div
1942.08.25 North Africa: Libya & Tunisia 7 Ind Inf Bde, 4 Ind Inf Div
1943.07.08 Egypt 7 Ind Inf Bde, 4 Ind Inf Div
1943.09.13 Palestine 7 Ind Inf Bde, 4 Ind Inf Div
1943.11.16 Egypt 7 Ind Inf Bde, 4 Ind Inf Div
1943.12.09 Italy 7 Ind Inf Bde, 4 Ind Inf Div
1944.11.03 Greece 7 Ind Inf Bde, 4 Ind Inf Div
1945.05 Greece
1946 Greece
1947 Palestine
1948.02 Austria
1948 UK depot?
1951.10 Egypt
1953. Minden BAOR
1956.08 Korea Commonwealth Contingent
1957.07 Gibraltar
1959 England: Shorncliffe
1964.01 Malta
1965.04 (Aden) Aden Bde
1965.10 Malta
1966.06 Germany: Lemgo 20 Armd Bde
1966.12.31 3rd Battalion, The Queen's Regiment (Royal Sussex)
redesignated upon formation of "large" regiment from Home Counties Brigade
1966. Lemgo 20 Armd Bde
1968.07.01 3rd Battalion, The Queen's Regiment
1970.04 Northern Ireland: Ballykinlar 39 Inf Bde
1971.12 England: Tidworth 5 Inf Bde
1972.03 (Northern Ireland)
1972.04 England: Tidworth 5 Inf Bde
1972.08 (Northern Ireland)
1972.09 England: Tidworth 5 Inf Bde
1972.11 Cyprus United Nations
1973.05 England: Tidworth 5 Inf Bde
1973.09 Gibraltar
1975.07 England: Catterick 24 Inf Bde
1975.10 (Northern Ireland)
1976.02 England: Catterick 24 Inf Bde
1977 Belize
1977 England: Catterick 24 Inf Bde
1977.11 England: Dover
1979.03 (Northern Ireland)
1979.07 England: Dover
1981.04 Germany: Fallingbostel 1 Armd Div
1982.01 Fallingbostel 7 Armd Bde
1984.02 (Northern Ireland)
1984.06 Fallingbostel 7 Armd Bde
1986.08 England: Canterbury
1987.02 (Northern Ireland)
1987.05 Canterbury
1988.01 Northern Ireland: Aldergrove ? Inf Bde
1990.03 Cyprus
1992.03 UK
1992.09.09 amalgamated with 1st Battalion, 2nd Battalion, and 1st Bn, The Royal Hampshire Regiment, to form 1st Bn, The Princess of Wales's Royal Regiment, and 2nd Bn, The Princess of Wales's Royal Regiment

2nd Battalion

1854 3rd Bengal (European) Light Infantry
re-formed in HEIC service at Chinsurah
1854 India
1857 Sepoy rebellion
1858 India
1859.11.03 3rd Bengal Light Infantry
transferred to British service
1859 India
1862.09.30 107th Regiment of Foot (Bengal Light Infantry)
1875 England
1879 Channel Islands: Guernsey
1880 Ireland
1881.07.01 2nd Battalion, The Royal Sussex Regiment
1881 Curragh
1882 Malta
1885.01 Egypt: Cairo
1885.12 India: Hazara
1888 Hazara Expedition
1889 Ferozepore
1897 Fyzabad
1897 NW Frontier
1897 Fyzabad
1902 England: Shorncliffe
1904 Malta
1905 Crete
1907 Ireland: Belfast
1910 Curragh
1912 Woking 2 Bde
1914.08 France and Flanders 1 Div
1919 West Indies
1921 Malta
1923 Singapore
1926 India: Rawalpindi
1929 Peshawar
1930.04 NW Frontier: Peshawar
1931 Karachi
1933 Zhob
1935 Egypt
1936 Wales: Devonport
1938 Ireland: Belfast
1939.12 UK 44 (Home Counties) Inf Div
1940.04 France & Belgium BEF
1940.06 UK
1943.04 Persia & Iraq 6 Ind Div
1944 Persia & Iraq ME Corps Troops
1945 Persia
1946 Trieste/Malta
1948.09 disbanded