The concept of nullification is a "legal theory that a state has the right to nullify, or invalidate, any federal law which that state has deemed unconstitutional with respect to the United States Constitution (as opposed to the state's own constitution)."
I can explain anything about Venezuela. but its a incomplete question
What was at the heart of the Chinese state from the son Dynasty until 1911? .
Confucian ideals
Joseph Priestley was the first person to drink soda