1 is the answer to your question.
Some good people that traded
One major reason the Renaissance began in Italy is linked to geography. The city-states of Italy, positioned on the Mediterranean Sea, were centers for trade and commerce, the first port of call for both goods and new ideas. i hope this helps. XD
I’m not sure when you say U.S. but the Republicans supported the idea of state rights. (If you could clarify you question I could help more).
Answer:
The World War 1 experience impacted hugely on U.S. culture, domestic politics and society. The war also resulted in an increased demand for weapons abroad. This led to increased profits and heightened productivity in the American steel industry. World War 1 ushered in an era of using chemical weapons.