"Subdue" is not wrong in that context, but it sounds a bit awkward. I would go with "suppress".
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Gene93The one I posted three minutes ago. Anyway, I will say it again. I personally think that "subdue" is more often used in contexts in which physical force is used (but not necessarily). Rebels, enemy forces can be subdued. Someone who is behaving in an uncontrollable way can be subdued as well. Right?Right.