In no specific order, not on the subject, and not on the point
Human and World History
World War II
Unit 731 (warning of torture, inhuman, abuse, etc)
Nanking (warning of torture, inhuman, abuse, etc)
Japanese actions against Chinese and Koreans in World War 2 (warning of torture, inhuman, abuse, etc)
World View and Perspectives
Search for videos of “Hawks flying between people
Check how much you make yearly - Check the ratio of someone making that, but in millions (eg: 40k / Year > 40M or 400M / Year) - Check what it means for them to buy a Lamborghini, a 5* Suite, etc