Answer:
1871 - Following the defeat of France in the Franco-Prussian War, Germany is unified as an Imperial federation of states, led by the King of Prussia (Kaiser Wilhelm I). This spurs a new era of population growth and rapid industrialization. The Germans also forcibly annex the provinces of Alsace and Lorraine from France.
1882 - Germany, Austria-Hungary (Hapsburg Empire) and Italy form the Triple Alliance.
1891 - The Russian Empire and France form their own alliance in reaction to the Triple Alliance.
1898 - Germany begins to build up its navy to challenge the British Navy's long-standing global supremacy.
January 1902 - Britain and Japan form a naval alliance.
April 1904 - The British reach a strategic agreement with France which includes mutual military support in the event of war.
January 1905 - Troops of Russian Czar Nicholas II fire upon peaceful demonstrators in St. Petersburg killing hundreds in what comes to be known as Bloody Sunday.
August 26, 1914 - On the Eastern Front, German troops in East Prussia under the new command of Paul von Hindenburg and Erich Ludendorff oppose the Russian 2nd Army. Aided by aerial reconnaissance and the interception of uncoded Russian radio messages, the Germans effectively reposition their troops to counter the initial Russian advance. Five days later, after surrounding the Russians, the battle ends with a German victory and the capture of 125,000 Russians. Following this success, the Germans drive the Russians out of East Prussia with heavy casualties. The impressive victory elevates Hindenburg and Ludendorff to the status of heroes in Germany.
August 30, 1914 - German possessions in the Far East are attacked as New Zealand troops occupy German Samoa. Three days later, Japanese forces land on the coast of China, preparing to attack the German naval base at Tsingtao (Qingdao). A month later, the Japanese begin their occupation of the Caroline, Marshall and Mariana Islands.
Trench Warfare Begins
December 1914 - The Western Front in Europe stabilizes in the aftermath of the First Battle of Ypres as the Germans go on the defensive and transfer troops to the East to fight the Russians. The 450-mile-long Western Front stretches from the Channel Coast southward through Belgium and Eastern France into Switzerland. Troops from both sides construct opposing trench fortifications and dugouts protected by barbed wire, machine-gun nests,
November 6, 1914 - In the Persian Gulf, a major British offensive begins as the 6th Indian Division invades Mesopotamia. The objective is to protect the oil pipeline from Persia. Two weeks later they capture the city of Basra.
November 7, 1914 - In the Far East, the German naval base at Tsingtao is captured by the Japanese, aided by a British and Indian battalion.snipers, and mortars, with an in-between area called No Man's Land. The Eastern Front also sees its share of trenches as troops dig in after the Russians hold off the Germans in Poland and the Austrians hold off the Russians at Limanowa. The 600-mile Eastern Front stretches from the Baltic Sea southward through East Prussia and Austria to the Carpathian Mountains.
