'The assassination of Archduke Franz Ferdinand was the main cause of World War One'. To what extent do you agree?

Unpack the QuestionWar = caused by the assassination. Implies other possible causes; what are they?If we agree, why is it a more important cause than others.
CausesAssassination = could connect to alliances and suggest it was a trigger? or argue outright immediate factor.Militarism = arms race stimulated by British naval supremacy, provided practical capability for war.Imperialism = German desire for "a place in the sun", expansion = fear...Alliances = if not connected to assassination, explain significance.
MethodPoint = state Evidence = sharp, to the point, should demonstrate the point.Explain = how does your evidence prove your point? Link = how does it fit what the question is really asking.Analyse = drawbacks? strength/weakness?