American solders coming back home from war faced the consequences of media and propaganda broadcasting what happened during the war. After witnessing the horrors media was portraying about the War, such as soldiers unnecessarily killing children and women in cold blood, many Americans became "anti-war" and manifested their opinions very strongly to the point of calling the soldiers "baby killers." So, when said soldiers came back home, they were seen as monsters who would commit atrocities against people who had nothing to do with the war.
During the age of exploration, there was the mass destruction of entire communities of Natives. The Native American genocide included the brutal torturing and murdering of indigenous people.
The reason why D<span>escartes decided to set aside everything that he had learned and begin again was because he doubted everything that he learned--since he was always questioning everything to begin with. </span>