Canada, France, Italy and Greece allow Netanyahu’s overflight despite ICC warrant
(www.middleeasteye.net)
And just like your second example, public support wouldn’t matter in the slightest. We’re literally at war with Iran right now with basically nobody supporting it.
But France would have no allies even in Europe if they assassinated a Western leader like Netanyahu. They’d be a global pariah for plunging the world into a depression that would make the Great Depression look like child’s play.