Constitution is a written document of any country containing the laws and regulations of that nation. All the countries must have this legal document prepared for that nation.
It is covering the total land area of 243,610 km2 and 1.34% water.
London is its capital and English is the official language here. Its population is 63,181,775. Its according to an estimate in 2012, total GDP was $2.434 trillion and per capita was$38,591 . Pound sterling is the official Currency and Dialing Code is +44 . countries with constitution may have more problems than U.K , since england is still very stable and economically growing country in the world