Its essential principles , though continually evolving , are Parliamentary sovereignty , the rule of law , democracy and internationalism .
Though not codified , the UK 's constitution is written in hundreds of Acts of Parliament , court cases , and in documented conventions .
UK 's essential principles , though continually evolving , are Parliamentary sovereignty , the rule of law , democracy and internationalism .
Though not codified , the UK 's constitution is written in hundreds of Acts of Parliament , court cases , and in documented conventions .