Respuesta :

brycegordon

Answer:

Serbia sought for the country to become all Slavic, and their major ally, Russia, supported them.  Therefore, Austria-Hungary annexed the two countries Serbia wanted, Bosnia and Herzegovina. This deeply outraged Serbia, and the tensions rose steadily between them for several years.

Explanation:

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PostyFan

Answer:

What caused tension between Austria and Serbia?

On July 28, 1914, one month to the day after Archduke Franz Ferdinand of Austria and his wife were killed by a Serbian nationalist in Sarajevo, Austria-Hungary declares war on Serbia, effectively beginning the First World War.

Explanation: