When you read or watch news you come across many news about countries being corrupted or have been so corrupted. Well, that is not surprising at all because human nature is very complicated; combination of good and bad. Some people volunteer, donate, even risk their lives for others while others won't hesitate to kill somebody for something that might be less than a dollar, that is just ugly! So what are the LEAST corrupted countries in the world? Here are the 4 (four) countries known to be least corrupted: According to Transparency International's 2013 Corruption Perception Index, Denmark , New Zealand , Finland , and Sweden are the least corrupted countries in the WORLD! Source: Kelly, Micheal. "The Four Least Corrupt Countries In The World." Business Insider . N.p., 03 Dec. 2013. Web. 27 Dec. 2013.