8. Sudan Police.
Sudan is one of the most corrupt countries for various reasons. Not only has their former president Oman Al-Bashir been indicted for war crimes and genocide, but this nation suffers from a corrupt police force. Sudanese police have been known to extort bribes from civilians in order to supplement their incomes. Police rarely file reports or investigate crimes, and often use violence and retaliation against people who complain about police abuses. Also See: 25 most evil serial killers in history of the world – Their evil deeds will shock you (+Photos)