The trigger for World War I was the June 28, 1914 assassination of Archduke Franz Ferdinand of Hungary by the anarchist Serbian Gavrilo Princip in Austria. However, the true cause of the war was a combination of romantic... More »

www.reference.com History Modern History World War 1

Adolph Hitler started World War II on Sept. 1, 1939, by invading Poland. While he had earlier taken over Austria and Czechoslovakia, these actions were ignored or explained away by European leaders who did not want a war... More »

Although World War II was officially started by Germany invading Poland, there were several events that led up to this war. Some causes include the Treaty of Versailles and the rise of fascism. More »

The event that set off World War I was the assassination of Archduke Franz Ferdinand of the Austro-Hungarian Empire and his wife Sophie by Gavrilo Princip, a Serbian nationalist, on June 28, 1914 in Sarajevo. The assassi... More »

The path to World War I began when Gavrilo Princip, a Serbian nationalist, killed Archduke Franz Ferdinand in June 1914. The archduke was the heir to the Austro-Hungarian Empire. The war began a month later when Austria-... More »

www.reference.com History Modern History World War 1

Important events of World War I include the assassination of Archduke Franz Ferdinand in 1914, several countries declaring war on one another, the Battle of Tannenberg, and the entrance of the United States into the war.... More »

www.reference.com History Modern History World War 1

According to The Oxford Companion to American Military History from Encyclopedia.com, World War I was instigated by the actions of Germany and Austria-Hungary following the assassination of Archduke Ferdinand of Austria-... More »