Al-Qaeda is the Islamist organisation generally accused of the 9/11 attack.There are lots of conspiracy theories on the internet about who was actually responsible.
Vladimir Putin said that Russian troops in the Crimean peninsula were aimed "to ensure proper conditions for the people of Crimea to be able to freely express their will", whilst Ukraine and other nations argue that such intervention is a violation of Ukraine's sovereignty.
Answer:
Serbian nationalism is what caused war
Explanation:
nationalism in a whole started coming into play during the 1860s and would lead to the formation of a German state known as the German Empire It also unified separate Balkan states under nationalities like Bulgaria, Greece, Serbia, Romania, ect.
