What caused WWI or just facts about it?

Question: What caused WWI or just facts about it!?

no boring essays here please, bullet points will do :) interesting facts please!.!. thanks :)Www@QuestionHome@Com

Best Answer - Chosen by Asker:

Assassination of Archduke Franz Ferdinand by a Serbian member of the Black Hand terrorist/freedom-fighter organization (depends upon your definition of what they were trying to accomplish)

Alliances between nearly every known nation in the European-Russian-American world!.Www@QuestionHome@Com

Alliances Imperialism Militarism Nationalism CrisesWww@QuestionHome@Com