A Criminal Lawyer has studied the aspects of criminal law and will defend people accused of these types of crimes. Criminal law has various areas pertaining to crimes. They could be inchoate offenses such as attempt to commit a crime, conspiracy and solicitation. A Criminal Lawyer would be called upon for these crimes.
Another aspect of criminal law crimes that a Criminal Lawyer would be needed for are crimes against the human race. Assault, kidnapping, murder, manslaughter and vehicular homicide would fall into this category. Lawyers generally attend a four year college then go on to law school for another three years. During this time they may decide to become a Criminal Lawyer. Whether they choose to be a Criminal Lawyer or other type of lawyer they must then take the bar exam and pass it in every state that they wish to practice.