The short name for the United Kingdom is U.K. or UK.
The United Kingdom of Great Britain and Northern Ireland, often shortened to the United Kingdom, requires even shorter forms for brevity and convenience. Both "U.K." (with periods) and "UK" (without periods) are widely accepted abbreviations.
Using "U.K." or "UK" provides a quick and easily recognizable reference to the country in various contexts, from news articles and business reports to everyday conversation. It is a standard and universally understood abbreviation.
