I think it was the Armory Show in New York. That's what I know. Hope this helps :)
Answer: since the constitution is the supreme law of the land those laws.cannot be valid and must be overturned. The constitution of the United States is the supreme law of the land meaning that no law can be legal if it contradicts what the constitution says. Hope this helps.
Explanation:
Federal government includes all 50 states while state government only includes the state. The state makes its own laws and has its own governor, mayors, etc. Federal follows the basis of the constitution.
Steamships were the most significant contribution to the revolution of water transportation
............................................uhm do u have any AorB options