[dfwgator]

And everything might have been different if the Archduke Ferdinand's driver had not made a wrong turn.

Something was going to set it off, it was only a matter of time.

[pierrem15]

Probably, but the provocation might not have been so great, and other actors (including the Archduke) might have been able to play a role.

If you follow the details of how Europe stumbled into WWI, the importance of the particular handful of individuals making decisions becomes apparent.