Lincoln Douglas made a point of telling how horrible slavery was in regard to the fact that he was not allowed to have any leisure time, he was often beaten, and was denied access to an education for some time.
It was also an exchange of culture. When people from different cultures met they learned about each other and shared ideas.
2009, satellite imagery was used to find holes in the ground as evidence of how looting had escalated in Egypt. In 2011 a BBC news report stated that she had "discovered" 17 previously unknown pyramids in Egypt as well as more than 1,000 tombs and 3,000 settlements.
Stalin's regime proceeded to eliminate the scholars of Ukraine, forcibly deport Ukrainian Kulaks who fought its collectivization policies, and produce planned mass hunger by the hunger of Ukrainians, wherever they were found throughout the Soviet Empire.