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The UK constition does not exist as a separate document, but as a combination of specific items of legislation, case law, and convention. Much UK legislation ha constitutional significance, but of particular importance are Magna carta, the Petition of right, the Bill of rights and Claim of right, the Act of settlement (1700), the Act of union with scotland (1707), the Parliament act (1911) and Parliament act (1949), the Crown proceedings act (1947), the European communities act (1972), the Representation of the people act (1983), the Public order act (1986), the Criminal justice and public order act (1994), and the Human rights act (1998).