Which three nations were part of the Triple Alliance, formed in 1882?
The Triple Alliance was a military alliance between Germany, Austria-Hungary and Italy. Otto von Bismarck, the Chancellor of Germany, was chiefly responsible for it.
Which three nations made up the Triple Entente, formed in 1907?
The Triple Entente was an informal agreement to defend each other in the event of an attack.
Who was assassinated in June 1914?
Gavrilo Princip, a 19 year-old Bosnian revolutionary, assassinated Archduke Franz Ferdinand and his wife, Sophie, in Sarajevo in protest at Austro-Hungarian control.
After Archduke Franz Ferdinand was shot dead, which two countries attacked Serbia?
What event finally persuaded Britain to declare war, in August 1914?
Britain declared war on the basis of the 1839 Treaty of London, which bound Britain to protect Belgium as a neutral country.
How many British men signed up to fight per day in the first weekend of the war?
By November 1914, 400 miles of barbed wire and trenches stretched from where to where?
This vast line of trenches became known as the Western Front.
Which battle was famously fought by colonial soldiers from Australia and New Zealand?
When was poison gas first used against soldiers in trench warfare?
The first large-scale use of lethal poison gas on the battlefield was by the Germans on 22 April 1915 at Ypres in Belgium.
What was one of the main reasons the US joined the war in April 1917?
The Zimmerman Telegram was also a key factor, which had revealed that Germany intended to support a Mexican attack on the United States.