1914 |
|
June 28 | Archduke Ferdinand is assassinated at Sarajevo |
July 23 | Austria-Hungary demands that Serbia arrest the leaders of the Black Hand |
July 24 | Serbia appeals to Russia for help |
July 28 | Austria-Hungary declares war on Serbia |
August 1 | Germany declares war on Russia |
August 3 | Germany declares war on France |
August 4 | German troops enter Belgium |
August 4 | Great Britain declares war on Germany |
August 12 | Austro-Hungarian troops invade Serbia |
August 14 | French troops attack Germany through Lorraine (Plan 17) |
August 20 | British Expeditionary Force (BEF) arrives in France |
August 23 | Battle of Mons |
August 26 | Battle of Tannenberg |
August 28 | Battle of Heligoland |
Sept. 6 | Battle of the Marne |
Sept 13 | French troops attack German Army at the River Aisne |
Sept. 25 | Battle of Albert |
October 1 | Battle of Arras |
October 15 | Battle of Ypres |
October 29 | Turkey joins Central Powers (Germany and Austria) |
November 21 | Britain invades Mesopotamia (Iraq) in the Middle East |
December 25 | Christmas Truce on the Western Front |
1915 |
|
January 24 | Battle of Dogger Bank |
March 10 | BEF attacks at Neuve Chapelle |
March 18 | Allied naval attack on the Dardanelles |
April 22 | Germans use chlorine gas against the French at Ypres |
April 25 | Allied landings at Gallipoli |
May 7 | Sinking of the Lusitania |
May 9 | Artois Offensive begins |
May 23 | Italy declares war on Austria-Hungary |
May 25 | Germany abandons Ypres offensive |
May 25 | A coalition government is formed in Britain, led by Asquith |
May 31 | First Zeppelin raid on London |
Sept. 25 | Anglo-French Offensive at Artois-Loos |
October 5 | Allied troops land at Salonika |
November 15 | Churchill resigns after being blamed for the failure at Gallipoli |
December 19 | Sir Douglas Haig formally takes command of the BEF from Sir John French |
1916 |
|
February 21 | German Verdun Offensive |
March 2 | Military Service Act (Conscription) comes into force in Britain |
May 31 | Battle of Jutland |
June 5 | Lord Kitchener drowns at sea |
July 1 | Start of the Somme Offensive |
August 29 | Von Hindenburg is made German Chief of Staff |
September 15 | British tanks are used for the first time |
November 18 | Somme Offensive ends |
November 29 | Jellicoe is replaced by Beatty as C-in-C of Grand Fleet |
December 6 | Asquith is replaced by Lloyd George as British Prime Minister |
December 12 | Nivelle appointed French Commander-in-Chief Western Front |
1917 |
|
January 19 | Battle of Gaza begins in the Middle East |
January 19 | United States declares war on Germany |
January 19 | Start of Nivelle Offensive |
January 19 | Start of Arras offensive |
April 12 | Canadian Army captures Vimy Ridge |
April 16 | 2nd Battle of the Aisne begins |
April 16 | Lenin arrives in Petrograd to support the Russian revolution |
May 15 | Petain appointed French C-in-C Western Front |
June 7 | British attack at Messines |
June 25 | US troops arrive in France commanded by General John Pershing |
June 29 | Greece declares war on the Central Powers |
July 7 | British Royal Family changes sur-name to Windsor |
October 12 | British Offensive at Passchendaele |
October 24 | Italian Caproretto Offensive |
1918 |
|
January 8 | American President Wilson announces the 14 Points Peace Programme |
March 21 | Start of German Spring Offensive |
March 29 | French Field Marshal Foch becomes Allied coordinator in France |
May 27 | 3rd Battle of the Aisne begins |
July 15 | 2nd Battle of the Marne |
July 20 | German retreat at the Marne |
August 8 | Amiens Offensive |
August 21 | Allied breakthrough at Albert |
September 12 | US St Mihiel Offensive begins |
September 26 | Meuse-Argonne Offensive begins |
September 27 | Canal du Nord Offensive |
October 3 | Max von Baden appointed German Chancellor |
October 5 | Allied forces capture the Hindenburg Line |
October 23 | Italian Vittorio Veneto Offensive |
November 9 | German Kaiser Wilhelm II abdicates |
November 11 | Armistice begins |
December 14 | Lloyd George wins British General Election |
1919 |
|
January 12 | Paris Peace Conference |
June 28 | Treaty of Versailles signed |