In the world that we live in, law is very important, as it is a set of rules that dictates our society's conduct towards politics, economy and society. Certain institutions such as the Police, Courts and Prisons impose these rules. As Sir John Salmond would describe it as 'The Body of principles recognized and applied by the state in the administration of justice.'
Each country has their set of rules in a unique system, and the UK reflects that perfectly. Scotland has a different system comparing to the one present in England and Wales, which abides by the English Legal System. If an individual does not comply to it, he/she can face some of the criminal justice sentences, the most known one as a punishment, prison, but not only and sometimes not the best choice. That is why throughout the years England and Wales have developed their Criminal Justice sentences in order to prevent crime and rehabilitate its offenders.

In England and Wales, Criminal Law or penal law comes under the Public Law (concerning the state and government), and it focuses on the crimes committed against an individual and society, in which is a crime against the state. Punishments are given for its offences; always taking in consideration that what is a crime today may not be a crime tomorrow. Criminal law it is always changing and it is imperative that this continues as society itself suffers constant change. An example of this can be the Suicide offence. It used to be a criminal offence to attempt suicide until it changed in the 1960's where a modern reform, The Suicide Act 1961, dictated that those who attempted suicide would not be prosecuted and it is only a criminal offence if an individual assists another to commit suicide.
The criminal justice system has to manage between punishing the guilty and most important, protect the innocent. Thus, the prosecution has to prove that the