Answer:
nun history is actually a waist of time if you think about it what will you do with the information of knowing who invented a lightbulb-
Answer: In 1519, the explorer Alonso Álvarez de Piñeda became the first European to map the Texas Gulf Coast. However, it would be another nine years before any Spaniards explored the Texas interior. The first Europeans to view the diversity of the landscape and people of what we now call Texas. Moving between the mainland and the coast, Cabeza de Vaca worked as a trader and healer to survive, with the ultimate goal to make it to Mexico City.
Answer: Very few groups in the 1960s advocated violence, except the US government, in the form of military adventure, where they went far beyond advocating. A total of about 1,353,000 deaths occurred on all sides in the Vietnam war. Then there was/is the Klu Klux Klan. We need to be watchful even now. The Weathermen were a small organization and they claimed not to intend violence, but use it if “necessary.” The Black Panthers called themselves a party of “self defense.” Whether or how often individuals in the latter two groups deviated from their charters (if any) is hard to determine.
Anyway people can justify their actions of violence it doesn't mean it was justification for everybody.
Answer:
I believe 2 reasons are:
1.) The U.S didn't know what Hitler was doing until after the war
2.) The U.S wasn't sure how destructive he would be