South African War

• 11 October 1899 Start of the South African War
• 31 May 1902 Peace of Vereeniging

First World War

• 04 August 1914 Start of the First World War
• 29 August 1914 Occupation of Samoa

Gallipoli

• 25 April 1915 Landing in Gallipoli
• 06 May 1915 Battle of Krithia
• 06 August 1915 Battle of Sari Bair
• 19 December 1915 Evacuation of Gallipoli

Egypt and Palestine

• 21 February 1918 Capture of Jericho
• 05 August 1916 Romani
• 31 October 1917 Capture of Beersheba

France

• 21 March 1918 Hebuterne
• 31 May 1916 Battle of Jutland
• 07 June 1917 Messines
• 29 August 1918 Bapaume
• 15 September 1916 Somme
• 29 September 1917 Le Vacquerie
• 04 October 1917 Passchendaele
• 04 November 1918 Le Quesnoy
• 11 November 1918 Armistice Day

Second World War

• 03 September 1939 Start of the Second World War
• 09 May 1945 VE Day
• 15 August 1945 VJ Day

Royal New Zealand Navy

• 29 January 1943  Naval action off Cape Esperance, Solomon Islands
• 13 December 1939 Battle of the River Plate

Royal New Zealand Air Force

• 19 February 1944 Northern Solomons
• 06 June 1944 Fortress Europe (1940-44) Anniversary of D Day
• 30 June 1943 New Georgia
• 15 September 1940 Battle of Britain

Army

• 27 February 1944 South Pacific (1942-44) Anniversary of capture of Green Island
• 15 March 1944 Cassino
• 21 March 1943 Tebaga Gap
• 09 April 1945 Senio River
• 10 April 1941 Greece
• 20 May 1941 Crete
• 14 July 1942 Ruweisat Ridge
• 23 October 1942 El Alamein
• 19 November 1941 Sidi Rezegh
• 07 December 1943 Orsonga

Nursing Service

• 23 October  Nurse's Day commemorates the nurses of both wars

Korean War

• 25 June 1950 Start of the Korean War
• 27 July 1953 Armistice in Korea

Vietnam War

• 27 May 1965 New Zealand commits to a combat role in the war
• 01 May 1971 Withdrawal of New Zealand troops from Vietnam