Answer:
Christopher Columbus opened routes to the Americas, so Europeans could colonize the region. Columbus also discovered gold in the Caribbean, and he claimed new land in the name of the Spanish Empire. Columbus believed that reaching India and China would be more attainable if he found a way to get around the Muslim-dominated trade routes of the Middle E
Explanation: I hope this helps!!!
Personally, I think it's because it was simple and free entertainment. Given that there wasn't a taboo around death and watching others die, and it actually being encouraged, like how it was in Anciient Rome, I'd say a lot of people would actually at least try out visiting a gladiatorial contest.
Americans were first attacked in Pearl Harbour by Japanese during WWII,leading them to join the war,the event is called Pearl Habour Incident.
Hope it helps!
Printing press that's the answer <span />
Over Food, Enviorment etc...