Chronology


This timeline presents the landmark events of the First World War in Brussels and around the world.


1914

28 June 1914. Assassination of Archduke Franz Ferdinand
28 July 1914. Austria-Hungary declares war on Serbia
29 July 1914. Speech by Jean Jaurès at the Cirque Royal in Brussels
4 August 1914. Germany's violation of Belgian neutrality
20 August 1914. Germany enters Brussels
30 August 1914. Russia's defeat at Tannenberg
6-12 September 1914. Battle of the Marne
26 September 1914. Arrest of Adolphe Max
3 October 1914. Introduction of the Reichsmark in Belgium
10 October 1914. Fall of Antwerp
16-24 October 1914. Battle of the Yser and of Ypres
19 October 1914. Creation of the Commission for Relief in Belgium
5 November 1914. Declaration of war by France and Britain
on the Ottoman Empire
8 November 1914. Introduction of German time
24 November 1914. Appointment of Governor General von Bissing
25 December 1914. “Patriotism and Endurance” Pastoral by Cardinal Mercier

1915

19 January 1915. Terror bombing campaign by German Zeppelins in Britain
Spring 1915. Allied offensive in the Dardanelles
16 March 1915. Creation of the Oeuvre Nationale des Orphelins de Guerre
24 April 1915. First use of poison gas in Ypres
24 April 1915. Start of the Armenian genocide
7 May 1915. Torpedoing of the Lusitania
23 May 1915. Italy's declaration of war against Austria-Hungary
21 July 1915. Patriotic celebration by Brussels' restaurant and cafe owners
5 September 1915. Zimmerwald international socialist conference
22 September - 11 October 1915. Second offensives in Champagne and Artois
5 - 11 October 1915. Bulgaria joins the war alongside the Central Powers
12 October 1915. Execution of Edith Cavell
6 December 1915. Joffre's appointment as generalissimo by the Allies

1916

21 February 1916. Start of the Battle of Verdun
9 March 1916. Germany declares war on Portugal
1 April 1916. Execution of Gabrielle Petit
24 April 1916. Irish insurrection
31 May 1916. Naval Battle of Jutland
4 June 1916. Offensive by Russian General Broussilov
1er July 1916. Start of the Battle of the Somme
21 July 1916. One million DM fine for the city of Brussels
17 August 1916. Treaty of Alliance between Romania and the Entente (Allies)
15 September 1916. First use of tanks by the British
19 September 1916. Belgian victory in Tabora against Germany's East African
troops
25 November 1916. Greece declares war on Bulgaria and Germany
December 1916. Food crisis in Belgium worsens

1917

1 February 1917. Germany steps up submarine warfare
March 1917. February Russian Revolution
21 March 1917. Administrative separation of Flanders and Wallonia
6 April 1917. America joins the war
18 April 1917. Appointment of Governor General von Falkenhausen
8 May 1917. Arrest of Alderman Maurice Lemonnier
20 May 1917. Start of mutinies in the French army
6 July 1917. Arab victory in Aqaba (Lawrence of Arabia)
24 October 1917. Bolshevik Revolution in Russia
24 October - 9 November 1917. Austrian offensive in Italy
10 November 1917. Canadian victory in Passchendaele

1918

9 February 1918. Separate peace between Germany and the Ukraine
3 March 1918. Brest-Litovsk Peace Treaty
9 April 1918. Second German offensive in Flanders
7 May 1918. Bucharest Peace Treaty
26 June 1918. Paris shelled by “Big Bertha”
8 August 1918. Start of the Allied counter-offensive
October 1918. Spanish influenza epidemic
9 November 1918. Abdication of the Kaiser and proclamation of the republic
11 November 1918. Loppem armistice agreement
17 November 1918. Proclamation of the liberation of Brussels and the grand
return of Adolphe Max
22 November 1918. King Albert enters Brussels

1919

15 June 1919. National funerals for fifteen heroes
28 June 1919. Treaty of Versailles
5 September 1919. Creation of the Oeuvre Nationale de l’Enfance
16 November 1919. First legislative elections through universal suffrage
for men

1922

11 November 1922. Burial of the Unknown Soldier in Brussels

Chronology

 

1914

28 June 1914. Assassination of Archduke Franz Ferdinand
28 July 1914. Austria-Hungary declares war on Serbia
29 July 1914. Speech by Jean Jaurès at the Cirque Royal in Brussels
4 August 1914. Germany's violation of Belgian neutrality
20 August 1914. Germany enters Brussels
30 August 1914. Russia's defeat at Tannenberg
6-12 September 1914. Battle of the Marne
26 September 1914. Arrest of Adolphe Max
3 October 1914. Introduction of the Reichsmark in Belgium
10 October 1914. Fall of Antwerp
16-24 October 1914. Battle of the Yser and of Ypres
19 October 1914. Creation of the Commission for Relief in Belgium
5 November 1914. Declaration of war by France and Britain
on the Ottoman Empire
8 November 1914. Introduction of German time
24 November 1914. Appointment of Governor General von Bissing
25 December 1914. “Patriotism and Endurance” Pastoral by Cardinal Mercier

1915

19 January 1915. Terror bombing campaign by German Zeppelins in Britain
Spring 1915. Allied offensive in the Dardanelles
16 March 1915. Creation of the Oeuvre Nationale des Orphelins de Guerre
24 April 1915. First use of poison gas in Ypres
24 April 1915. Start of the Armenian genocide
7 May 1915. Torpedoing of the Lusitania
23 May 1915. Italy's declaration of war against Austria-Hungary
21 July 1915. Patriotic celebration by Brussels' restaurant and cafe owners
5 September 1915. Zimmerwald international socialist conference
22 September - 11 October 1915. Second offensives in Champagne and Artois
5 - 11 October 1915. Bulgaria joins the war alongside the Central Powers
12 October 1915. Execution of Edith Cavell
6 December 1915. Joffre's appointment as generalissimo by the Allies

1916

21 February 1916. Start of the Battle of Verdun
9 March 1916. Germany declares war on Portugal
1 April 1916. Execution of Gabrielle Petit
24 April 1916. Irish insurrection
31 May 1916. Naval Battle of Jutland
4 June 1916. Offensive by Russian General Broussilov
1er July 1916. Start of the Battle of the Somme
21 July 1916. One million DM fine for the city of Brussels
17 August 1916. Treaty of Alliance between Romania and the Entente (Allies)
15 September 1916. First use of tanks by the British
19 September 1916. Belgian victory in Tabora against Germany's East African
troops
25 November 1916. Greece declares war on Bulgaria and Germany
December 1916. Food crisis in Belgium worsens

1917

1 February 1917. Germany steps up submarine warfare
March 1917. February Russian Revolution
21 March 1917. Administrative separation of Flanders and Wallonia
6 April 1917. America joins the war
18 April 1917. Appointment of Governor General von Falkenhausen
8 May 1917. Arrest of Alderman Maurice Lemonnier
20 May 1917. Start of mutinies in the French army
6 July 1917. Arab victory in Aqaba (Lawrence of Arabia)
24 October 1917. Bolshevik Revolution in Russia
24 October - 9 November 1917. Austrian offensive in Italy
10 November 1917. Canadian victory in Passchendaele

1918

9 February 1918. Separate peace between Germany and the Ukraine
3 March 1918. Brest-Litovsk Peace Treaty
9 April 1918. Second German offensive in Flanders
7 May 1918. Bucharest Peace Treaty
26 June 1918. Paris shelled by “Big Bertha”
8 August 1918. Start of the Allied counter-offensive
October 1918. Spanish influenza epidemic
9 November 1918. Abdication of the Kaiser and proclamation of the republic
11 November 1918. Loppem armistice agreement
17 November 1918. Proclamation of the liberation of Brussels and the grand
return of Adolphe Max
22 November 1918. King Albert enters Brussels

1919

15 June 1919. National funerals for fifteen heroes
28 June 1919. Treaty of Versailles
5 September 1919. Creation of the Oeuvre Nationale de l’Enfance
16 November 1919. First legislative elections through universal suffrage
for men

1922

11 November 1922. Burial of the Unknown Soldier in Brussels