I see so many posts of the Union Jack without one of the countries

UK-EU Trade Agreement and Post-Brexit Flight Operations - FBO Networks, Ground Handling, Trip Planning, Premium Jet Fuel

Union Jack representation per country (by area) : r/vexillology

Union Jack - Wikipedia

What The Union Jack Might Look Like If Scotland Votes For Independence

U.K. delays post-Brexit border checks, seeks new talks with EU

Flag of the United States of America, History, Meaning, Facts, & Design

10000 best r/vexillology images on Pholder

A flag I made for a Fictional Country in my Novel! What do you

If Scotland (or any other constituent country) secedes from the U.K., what will happen to the Union Flag? - Quora

Union Jacks aren't just for conservatives - New Statesman

64 countries have religious symbols on their national flags