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Assasination of Franz Ferdinand
On June 28, 1914. This was an important to Serbians everywhere. This day was called St. Vitus Day, but to Archduke Franz Fredinand, it was his wedding anniversary. He decides to go on a ride through Sarajevo with his wife. As, they are driving the car makes an unexpected turn into an ally, and as they're backing out, Gavrilo Princip shoots him and Ferdinand's wife. -
The Begining of World War I
After the assaination of Franz Ferdinand, exactly a month later, Austria-Hungary declared war on Serbia and subenquently invaded. As Russia mobilised in support of Serbia, Germany invaded neutral Belgium and Luxembourg before moving towards France, leading the United Kingdom to declare war on Germany. -
A Britsh Triumph
Britain declared war on Germany at 19:00 UTC on 4 August 1914, following an "unsatisfactory reply" to the British ultimatum that Belgium must be kept neutral. -
Serbian Crisis
Austria invaded and fought the Serbian army at the Battle of Cer and Battle of Kolubara beginning on 12 August. Over the next two weeks, Austrian attacks were thrown back with heavy losses, which marked the first major Allied victories of the war and dashed Austro-Hungarian hopes of a swift victory. -
Race to the Sea
Just after the First Battle of the Marne (5–12 September 1914), Entente and German forces repeatedly attempted manoeuvring to the north in an effort to outflank each other: this series of manoeuvres became known as the "Race to the Sea". -
Welcome to New Guiena
On 11 September, the Australian Naval and Military Expeditionary Force landed on the island of Neu Pommern, which formed part of German New Guinea. -
The Second Battle of Ypres
On 22 April 1915, at the Second Battle of Ypres, the Germans (violating the Hague Convention) used chlorine gas for the first time on the Western Front. Several types of gas soon became widely used by both sides, and though it never proved a decisive, battle-winning weapon, poison gas became one of the most-feared and best-remembered horrors of the war. -
Battle of Kosovo
The Serbs suffered defeat in the Battle of Kosovo. Montenegro covered the Serbian retreat towards the Adriatic coast in the Battle of Mojkovac in 6–7 January 1916, but ultimately the Austrians also conquered Montenegro. -
Results of Trench Warfare
The opening of this offensive (1 July 1916) saw the British Army endure the bloodiest day in its history, suffering 57,470 casualties, including 19,240 dead, on the first day alone. -
Developing the Tank
Tanks were developed by Britain and France, and were first used in combat by the British during the Battle of Flers–Courcelette (part of the Battle of the Somme) on 15 September 1916, with only partial success.
