The UK is a constitutional monarchy.  Queen Elizabeth II is head of state of the UK and fifteen commonwealth countries.
        
        
     
    
 replied to:  Zaphod
         
        
            
            Replied to:  The UK is a constitutional monarchy.  Queen Elizabeth II is...
         
        The Prime Minister is head of government and wins his position by a majority vote in the House of Commons.
        
        
     
    
 replied to:  lasrus
         
        
            
            Replied to:  The Prime Minister is head of government and wins his position...
         
        The UK has a parliamentary government based on the Westminster system, which is a legacy of its imperialist past.