Why and how did World War 1 start?

Answer 1

A Serbian assissinated an Austrian Duke and his wife in 1914.

The Serbian Gavrilo Princip killed the Austrian Archduke Francis Ferdinand (Royal Prince of Hungary and of Bohemia, and Arch Duke of Austria-Este) and his wife Sophia On Sunday, 28 June 1914, at approximately 1:30 pm.

Franz Ferdinand and his wife were killed in Sarajevo, the capital of the Austro-Hungarian province of Bosnia and Herzegovina, by a Serbian man called Gavrilo Princip a member of the Black Hand, a group who wanted to kill Francis Ferdinand who survived other assassination attempts.

Austria attacked Serbia and then called Germany to help them.

Germany invaded Serbia.

Russia and Serbia were allies, so Russia protected Serbia.

Germany invaded Belgium in order to gain access to France, funds, weapons, soldiers, oil and metals to construct vehicles

England and Belgium were allies, so England went to France to attack the German in Belgium. Britain called the countries in the British Empire to help them.

Other causes

1. Countries were recruiting soldiers and other countries saw this as a threat. (Most countries did this)
2. Countries were building vehicles and arms and other countries saw this as a threat. (Most countries did this)
3. Countries wanted to expand their Empire (Germany did this.)
4. Protecting Allies (Germany, Russia, England and British Empire did this)

Answer 2

Gavrilo Princip assassinated Archduke Franz Ferdinand

Answer 3

people killed others