Subordinate conjunctions

Man is ready to die for an idea, provided that idea is not quite clear to him.

after, although, as, as soon as, because, before, by the time, even if, even though, every time, if, in case, in order that, in the event that, just in case, now that, once, only if, provided that, rather than, since, so that, than, that, though, until, when, whenever, where, whereas, wherever, whether, whether or not, while, why