". In a larger sense, it's hopeful to see that Iran probably can't drag China into action "
Historically China has only acted when its own, direct , interests were threatened - Korea, Indian, Russian & Vietnam borders. I doubt they'd go to war for the Mad Mullahs - especially when they spend so much time "re-educating" their own Moslem population. Iran, like Russia, is useful as it diverts US attention from China - but fight for them??? When they can get replacement oil easily on world markets??? Probably not