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1940 BCE
Germany invades Luxembourg and Belgium
German troops overran Belgium, the Netherlands, Luxembourg, and France in six weeks starting in May 1940. France signed an armistice in late June 1940, leaving Great Britain as the only country fighting Nazi Germany. -
1919 BCE
Treaty of Versailles
The Treaty of Versailles, signed in June 1919 at the Palace of Versailles in Paris at the end of World War I, codified peace terms between the victorious Allies and Germany. The Treaty of Versailles held Germany responsible for starting the war and imposed harsh penalties in terms of loss of territory, massive reparations payments and demilitarization. Far from the “peace without victory” that U.S. -
1915 BCE
Submarine warfare
During the First World War, the United Kingdom introduced Q-ships with concealed deck guns and armed many merchantmen, leading Germany to ignore the prize rules. In the most dramatic episode they sank Lusitania in 1915 in a few minutes because she was carrying war munitions -
1915 BCE
Allied forces land on the Gallipoli Peninsula of the Ottoman Empire
At dawn on 25 April 1915, Allied troops landed on the Gallipoli peninsula in Ottoman Turkey. The Gallipoli campaign was the land-based element of a strategy intended to allow Allied ships to pass through the Dardanelles, capture Constantinople (now Istanbul) and ultimately knock Ottoman Turkey out of the war. -
1915 BCE
Italy declares war on Austria-Hungary.
On May 23, 1915, Italy declares war on Austria-Hungary, entering World War I on the side of the Allies—Britain, France and Russia. ... The decision to join the fray on the side of the Allies was based largely on the assurances Italy received in the Treaty of London, signed in April 1915. -
1914 BCE
Alliances
The Allies of World War I or Entente Powers were a coalition of countries led by France, Britain, Russia, Italy, Japan, and the United States against the Central Powers of Germany, Austria-Hungary, the Ottoman Empire, Bulgaria, and their colonies during the First World War (1914–1918). -
1914 BCE
Assassination of the Archduke
The assassination of Archduke Franz Ferdinand in 1914 started a chain of events leading to the conflict which cost millions of lives. But exactly 100 years ago, and just months before his death, the heir to the Austro-Hungarian Empire narrowly avoided being killed in a freak accident. -
1914 BCE
Austria-Hungary invades Russia.
August 6, 1914 - The Austro-Hungarian Empire declares war on Russia. August 6, 1914 - French and British troops invade the German colony of Togo in West Africa. Twenty days later, the German governor there surrenders. -
1914 BCE
Germany begins naval blockade of Great Britain.
The British—with their overwhelming sea power—established a naval blockade of Germany immediately on the outbreak of war in August 1914, issuing a comprehensive list of contraband that all but prohibited American trade with the Central powers.