| DATE | LOCATION | EVENT |
|---|---|---|
| Late April 1914 | Larne & Bangor | Ulster Volunteers land arms from Germany |
| April 1914 | The Curragh | Army officers, under Gough, refuse to move against the Ulster Volunteers (The Curragh Mutiny) |
| May 1914 | London | Home Rule Bill receives its Third Reading |
| 28 June 1914 | Sarajevo | Assassination of Archduke Ferdinand and his wife |
| 24 July 1914 | Howth, Dublin, Belgrade, Vienna | Irish Volunteers land arms from Germany British soldiers shoot unarmed civilians Austrian ultimatum to Serbia |
| 28 July 1914 | Vienna & Belgrade | Austria declares war on Serbia |
| 3 August 1914 | Belgium | Germany invades Belgium |
| 4 August 1914 | London & Berlin | Britain declares war on Germany. Unionists and Nationalists agree to delay Home Rule for the duration of the war |
| 5 August 1914 | London | Lord Kitchener appointed Secretary of State for War |
| 6 August 1914 | London | Kitchener refuses to use Ulster Volunteers |
| 7 August 1914 | London | Kitchener refuses to use Irish Volunteers |
| August 1914 | The Curragh | Formation of 10th(Irish) Division |
| Early September 1914 | London & Belfast | Kitchener authorises incorporation of Ulster Volunteers into the British Army as 36th(Ulster) Division |
| Early September 1914 | London & Dublin | Kitchener authorises reservation of 47th Brigade of 16th Division for recruitment from Irish Volunteers |
| 18 September 1914 | London | Home Rule Bill becomes law but is suspended for the duration of the war |
| 20 September 1914 | Woodenbridge, Co Wexford | Redmond commits the Irish Volunteers to serve abroad. Irish Volunteers split. |
| 23 September 1914 | Dublin, later Mallow | Sir Lawrence Parson takes command of the 16th(Irish) Division |
| Spring 1915 | Fermoy Buttevant Tipperary |
47th Brigade HQ 48th Brigade HQ 49th Brigade HQ |
| September 1915 | Blackdown, near Aldershot | Final training commences |
| 5 December 1915 | Aldershot | Major General William Hickie takes command |
| 18 December 1915 | Le Havre, France | Leading elements of 16th Division land in France |
| 25 December 1915 | near Merville | The division suffers its first fatal casualty |
| 25 February 1916 | Bethune | Final elements of Division arrive |
| January-February 1916 | Hulluch and elsewhere | Introduction to trench warfare |
| 24 April 1916 | Dublin and elsewhere | The Easter Rising Declaration of Irish Republic |
| 27 April 1916 | Hulluch, near Loos | Germans attack using gas. 48th and 49th Brigades suffer heavily |
| 29 April 1916 | Hulluch, near Loos | Germans launch another gas attack, which blows back |
| May 1916 | Dublin | Martial law declared in Ireland 15 leaders of the Rising shot |
| May 1917 | London | Coalition Government formed. Carson in Cabinet |
| May - July 1916 | Loos front | Raiding activity by 16th Division |
| 30 May 1916 | Loos front | 9th Munsters disbanded because of losses Replaced by 1st Munsters, a Regular battalion |
| 31 August 1916 | Somme front | 16th Division takes up new positions |
| 3 September 1916 | West of Guillemont | 47th(Irish) Brigade takes
Guillemont VC to Pvt Thomas Hughes 6th Conn. Rang. VC to Lt John Holland 7th Leinster Regiment of Athy |
| 9 September 1916 | Ginchy | 48th Brigade takes
Ginchy |
| 19 September 1916 | Locre & Mont Kemmel, Ypres front | 16th Division joins Plumer's 2nd army on Ypres front |
| October 1916 | Locre | 7th & 8th R. Irish Fus. amalgamate because of losses |
| November 1916 | Locre | 2nd Dublin Fusiliers join 16th Division |
| February 1917 | St Jans Cappel | 16th Divisional School set up |
| 8/9 March 1917 | Mont Kemmel | German attack on 16th Division |
| April to June 1917 | Messines front | Intensive training for attack on Messines Ridge |
| 7 June 1917 | Wytschaete sector | Battle of Messines; Wytschaete taken by 16th and 36th John Redmond's brother, Major Willie Redmond MP, 56, dies of wounds |
| July 1917 | Ypres front | 16th Division transferred to Gough's Fifth Army and receives 'stormtroop' training |
| Early August 1917 | Zonnebeke sector | Brigades of 16th under constant heavy shelling Persistent rain |
| 16 August 1917 | Zonnebeke sector | Battle of Langemarck; heavy losses with no gain Victoria Cross to L Cpl Room 2nd R. Irish Regt. |
| 21 August 1917 | Bapaume-Miraumont sector | 16th Division transferred to Third Army 7th & 8th R. Innis. Fus amalgamated due to losses |
| October 1917 | London HQ | Redmond claims policy of depletion of 16th Division has been adopted by General HQ |
| 20 November 1917 | Bullecourt sector | 16th and 3rd Divisions capture 'Tunnel Trench' |
| Early December 1917 | Tincourt, east of Peronne | 16th Divison transferred to Gough's Fifth Army |
| December 1917 - February 1918 | Peronne front | 16th Division, in common with other divisions, is restructured
and the number of Battalions reduced from 12 to 9 6th R. Irish Regt. disbanded 7th Leinster Regt disbanded
|
| 10 February 1918 | Peronne front | Major General Hickie sent home sick Major General Sir Amyatt Hull takes command |
| 6 March 1918 | Dublin | Death of John Redmond |
| 21 March 1918 | Ronssoy | The Kaiserschlacht; German Spring Offensive. Germans breakthrough at junction of 16th and 66th Divisions |
| 25 March 1918 | Somme river line | Retreating 16th Division transferred to Third Army |
| 28 March 1918 | Hamel | 16th Division remnants form part of Carey Force |
| 31 March 1918 | Hamel | 16th Division makes its last strength return |
| 3/4 April | Hamel | 16th Division relieved |
| 9 April 1918 | London | Extension of conscription to Ireland announced Lloyd-George offers Home Rule in return(!) |
| 10 April 1918 | Aire | 16th Division transferred to First Army |
| 16 April 1918 | London | Military Service Bill rushed through Parliament Irish Party withdraws from Parliament Ireland on brink of rebellion New Act not enforced |
| 14 June 1918 | Samer | 16th Division ordered back to England |
| June-July 1918 | England | 16th Division reconstituted with only one Irish battalion(5th Royal Irish Fusiliers) despite 14 southern Irish battalions of the line in other divisions. |