This would depend upon where and when. In other countries where there was a freedom of speech people were much safer. In 1933 when the Nazis were elected into government, people who were most vocal would be put into 'protective custody' ie. concentration camps. Later people could be executed for it. But the Nazis were very conscious of public opinion and had a department responsible for monitoring public opinion, and would change their policies if they were not popular.
They'd get beat or killed possiblyBeaten, imprisoned, killed.
abolitionists
Jewish people were the main target of the holocaust and approximately six and half million were killed during the holocaust. However, the nazis also killed Christians who helped and hid Jewish people and who spoke out and wrote against the evils of the nazis. Disabled people were also targeted and murdered by nazis. The death toll of WW2 was about 17 million including soldier deaths from all sides, it affected many people.
Some were killed and others were saved by leaving the country!
They were called abolitionists.
martyrs
b. heretics
Patriots spoke agenst him!!
Sojourner Truth spoke against slavery all over the US
Daniel Webster was a great orator who spoke against sectionalism
abolitionists
He was against it and wanted to help them to send them free from slavery