What is the main event that caused a political outbreak in the Ausrtia- Hungarian Empire?

Question

Between 1870 and 1915

Answer 1

Which political outbreak?

Answer 2

The assassination of Franz Ferdinand, but maybe thats not the answer to your question, that started WWI though.

Answer 3

A major head of state was assassinated, but his name escapes me now, sorry.

Answer 4

Pan Slavism in the Balkans.  the separate countries of the balkans wated to create a super all-slav state (Yugoslavia) but this would encroach upon areas under control of the Austro-Hungarian Empire.

Kálmán Tisza resigned his position as Prime Minister in 1890

1908 Austro-Hungaria annexed  Bosnia-Herzegovina Creation of Narodna Odbrana (National Defense) and the serbian terrorist organisation 'Black Hand '

The Bosnian Crisis, 1908-1909 1stBalkan War, 1912

2ndBalkan War, 1913

Arch Duke Franz Ferdinand was assisnated by Gavrilo Pincip - a member of ther Serbian terrorist group 'The Black Hand' on 28 June 1914.

The July Crisis:

5-6: The Blank Check

July 23 : Austrian 48- Hour Ultimatum

July 28 : Austrian declaration of war with Serbia

August 1: German declaration of war with Russia

World war 1

Answer 5

The assassination of Archduke Francis Ferdinand the heir apparent to the Austro-Hungarian Empire by a gunman called Gavrilo Princip in Sarajevo on June 28 1914. He was killed together with his wife the Duchess of Hohenburg.