A Serbian nationalist from the Black Hand group assassinated Archduke Franz Ferdinand of Austria-Hungary and his wife, Sophie. In response, Austria-Hungary declared war on Serbia. This event marked the start of World War I.
SERBIA: wanted to seek revenge against those who had assassinated Archduke Franz Ferdinand
In 1871, Germany defeated France in the Franco-Prussian War and annexed the French regions of Alsace and Lorraine. In the early 1900s, France still wanted to regain these territories.
FRANCE; France still wanted to regain these territories.
1882 The leaders of Germany, Austria-Hungary, and Italy signed an agreement promising to help one another if war broke out. Germany and Austria-Hungary shared borders and a common language, and both wanted to expand.
GERMANY: wanted to expand the nation’s territory in Europe
In the years before World War I, Germany sharply increased its military spending. It wanted to match Britain's naval power and gain dominance in Europe. German militarism and its rivalry with Britain and France was a major cause of the war.
AUSTRIA-HUNGARY: wanted to be an independent nation