Ageod WW1 Manual Cover.qxd

1918
March 12 US President Woodrow Wilson announces arming of US merchantmen by executive order after failing to win
approval from Congress
March 15 Tsar Nicholas II abdicates as a consequence of Russian Revolution
March 20 US President Woodrow Wilson's war cabinet votes unanimously in favour of declaring war on Germany
April 2 US President Woodrow Wilson delivers war address to Congress
April 6 US declares war on Germany
April 9-20 Nivelle Offensive (Second Battle of Aisne, Third Battle of Champagne) ends in French failure
April 9 Canadian success at the Battle of Vimy Ridge
April 16 Lenin arrives in Russia
April 29 – May 20 Mutiny breaks out among French army
May 12 – October 24 10th, 11th and 12th Battles of Isonzo fought, ending in Italian failure
May 28 Pershing leaves New York for France
June 7 British explode 19 large mines under the Messines Ridge
June 15 US Espionage Act passed
June 26 First US troops arrive in France, 1st Division
June 27 Greece enters the war on the side of the Allies
July 2 Pershing makes first request for army of 1,000,000 men
July 6 T.E. Lawrence and the Arabs capture Aquaba
July 11 Pershing revises army request figures upwards to 3,000,000
July 16 Third Battles of Ypres (Passchendaele) begins
July 31 Major British offensive launched at Ypres.
September 1 Germany takes the northernmost end of the Russian front in the Riga offensive
October 24 Austria-Germany breakthrough at Caporetto on Italian front
November 7 Bolshevik Revolution in Russia results in Communist government under Lenin taking office
November 20 British launch surprise tank attack at Cambrai
December 7 US declares war on Austria-Hungary
December 9 Jerusalem falls to Britain
December 22 Russia opens separate peace negotiations with Germany (Brest-Litovsk)
January – September T.E. Lawrence leads Arab guerrillas in successful campaign against Turkish positions in Arabia and Palestine
January 8 US President Woodrow Wilson makes “Fourteen Points” speech to Congress
February 11 US President Woodrow Wilson makes “Four Principles” speech to Congress
March 3 Soviet Russia concludes separate peace negotiations in treaty of Brest-Litovsk
March 21 Germany launches Spring push, eventually mounting five major offensives against Allied forces, starting with
the Battle of Picardy against the British
March 26 Doullens Agreement gives General Ferdinand Foch “co-ordinating authority” over the Western Front
April 9 Germany launches second Spring offensive, the Battle of the Lys, in the British sector of Armentieres
April 14 Foch appointed Commander-in-Chief of Allied forces on Western Front
May 25 German U-boats appear in US waters for first time
May 27 Third German Spring offensive, Third Battle of the Aisne, begins in French sector along Chemin des Dames
May 28 US forces (28th Regiment of 1st Division) victorious in first major action, Battle of Cantigny
June 6 US 3rd Division captures Bouresches and southern part of Belleau Wood
June 9 Germans launch fourth Spring offensive, Battle of the Matz, in French sector between Noyan and Montdider
June 15 Italians prevail against Austro-Hungarian forces at Battle of Piave
July 6 US President Woodrow Wilson agrees to US intervention in Siberia
July 15 Final phase of great German Spring push, the Second Battle of Marne, begins
July 16–17 Former Tsar Nicholas II, his wife, and children, are murdered by the Bolsheviks
July 18 Allies counterattack against German forces, seizing initiative
August 3 Allied intervention begins at Vladivosto
August 8 Haig directs start of successful Amiens offensive, forcing all German troops back to the Hindenburg Line;
Ludendorff calls it a “black day” for German army
224 World War One: La Grande Guerre 1914-1918