The Alien and Sedition Acts were unconstitutional as it limited free speech, which is guaranteed in the first Amendment. If the individual states chose to nullify the acts, that would be a sign of rebellion. I do not think that the US should institute forms of the Alien and Sedition Act. It's America. The people here should be free to say what they want to say.
The practice of enslaving people is contrary to Christian principles
I'm assuming you meant the civil war so the answer to that would be The Battle Of Gettysburg.
In reaction
to the fugitive slave law, most of the people in the north showed open defiance
to the law and devised means to support the Underground Railroad to Canada. It
is reported that they formed committees to facilitate the transport of African
American slaves to Canada through the Underground Railroad.
Answer:
Their Ideologies, beliefs, and access to reliable information.
