Roman law was closely influenced by Greek philosophy, however its detailed rules had been developed by professional jurists and were extremely subtle. In medieval England, royal courts developed a body of precedent which later grew to become the widespread law. A Europe-wide Law Merchant was formed in order that retailers might trade with frequent standards of apply somewhat than with the numerous splintered aspects of native laws.
Human rights, civil rights and human rights law are important fields to ensure everybody primary freedoms and entitlements. These are laid down in codes such because the Universal Declaration of Human Rights, the European Convention on Human Rights and the U.S. The Treaty of Lisbon makes the Charter of Fundamental Rights of the European Union legally binding in all member states except Poland and the United Kingdom. Consideration signifies the reality that all events to a contract have exchanged something of value.