But, I mean, NATO must also make very similar decisions, right?
If a NATO nation gets 'attacked' by somewhat provoking a war, NATO must ultimately make some sort of decision about whether or not to jointly act (and foot the bill).
If a NATO nation gets 'attacked' by somewhat provoking a war, NATO must ultimately make some sort of decision about whether or not to jointly act (and foot the bill).
http://www.nato.int/cps/en/natohq/topics_110496.htm
_Collective defence means that an attack against one Ally is considered as an attack against all Allies._
It has been invoked once. In 2001.