Premise: United Kingdom . It is also the 21st-most populous country , with an estimated 65.1 million inhabitants . Together , this makes it the fourth-most densely populated country in the European Union ( EU ) . It was the world 's first industrialised country and the world 's foremost power during the 19th and early 20th centuries . The UK is also a member of the Commonwealth of Nations , the Council of Europe , the G7 finance ministers , the G7 forum , the G20 , NATO , the Organisation for Economic Co-operation and Development ( OECD ) , and the World Trade Organization ( WTO ) .
Hypothesis: The United Kingdom is the 21st-most populous city.
Label: CONTRADICTION