March 15, 2010 | | Leave a comment Throughout America’s history, there have been thousands of criminals. The Pew Research Center reported that in 2008, there were 2.3 million individuals behind bars.And then in 2009 approximately one in 31 U.S. adults were behind bars or on probation. From America's beginnings as a dumping ground for England's criminals, individuals who defy the law have flourished in this country. With this heritage for crime, the U.S. has learned to rely on a strong police force. Today, thousands of officers and other law enforcement officials make their careers keeping U.S. citizens safe from criminal threats. To celebrate these law enforcement professionals, we've compiled a lift of America's 7 Worst Criminals of all time, courtesy of ClassesandCareers.com, a free career information service: 1. Jesse James – This gang leader, bank and train robber, and murderer was never captured by law enforcement but was killed by a member of his own gang. 2. Al Capone – The infamous gangster was arrested and charged for smuggling and bootlegging liquor during the Prohibition era but was convicted on income-tax evasion and served in Alcatraz. 3. Bonny and Clyde – During the Great Depression, these outlaws robbed a dozen banks and were responsible for killing at least nine police officers and several civilians. They were later killed by police. 4. Bundy – The serial killer was responsible for over 30 murders, but the actual number of his victims is unknown. He was executed for his last murder in Florida in 1989. 5. Frank Abagnale, Jr. – Frank forged checks that equaled more than $2.5 million across 26 countries in the 1960s as well as impersonated a pilot, prison inspector, doctor, lawyer, and four other identities. 6. Timothy McVeigh – The former army veteran was convicted and executed for his role in the Oklahoma City bombing where 168 people were killed. 7. Colton Harris Moore – This 18-year-old has escaped authorities several times. He is suspected of stealing four aircraft, a boat and a car, as well as a string of home burglaries in the Pacific Northwest. Are you ready to learn how to take down the bad guys? Go to ClassesandCareers.com and complete their form. Criminal Justice is an area that is expected to grow in the coming years and has great job security. Now is the time to start working on your degree to put criminals behind bars and protect the American public.