28th June 1914
ANSWER Austria-Hungary
Franz Ferdinand was killed by Gavrilo Princip in 1914, just before the war.
A serbian student killed the archduke of Austria-Hungary, Franz Ferdinand. This event was the trigger that caused the outbreak of WWI
Austria-Hungary
Franz Ferdinand was inspecting the troops of Austria-Hungary.
Franz Ferdinand
Franz Ferdinand
Exactly one month. Franz Ferdinand was killed on the 28. of June on Serbian national holy day and on the 28. of July Austria - Hungary declared war on Serbia.
was shot and killed
Assuming you mean Arch-Duke Franz Ferdinand of Austro-Hungary, he was killed on the 28th of June, 1914 in Sarajevo, Bosnia-Herzegovina.
Sarajevo, Austria-Hungary
After the assassination of Archduke Franz Ferdinand in June 1914, Austria-Hungary was supported by Germany, which provided a "blank check" of unconditional support. This alliance was crucial in emboldening Austria-Hungary to issue an ultimatum to Serbia, which ultimately escalated into World War I. Additionally, Italy was part of the Triple Alliance with Germany and Austria-Hungary, but it remained neutral at the start of the war.