A. is a duty of congress. They can say a law is unconstitutional based in their views on the law but they cant declare one unconstitutional. But the President can declare a law unconstitutional and change it.
He commanded an attack where he committed mass genocide in 2001. this led to u.s. getting involved because they saw the rise of a modern day hittler.
China was forced to recognize the Western nations as equals and to open her markets to Western merchants.
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