The flag of the United Kingdom is widely known as the Union Jack. 'Union' probably refers to the four countries that came together, what about 'Jack'?
Flag of the United Kingdom, History, Meaning, Colors & Design
The Union Jack
Large 5ft x 3ft National Flag Union Jack Great Britain Ireland Scotland Wales
The history of the Union Jack
United Kingdom Union Jack England Britain Flag Vintage Distressed Finish Beach Sheet by Design Turnpike - Fine Art America
What does the flag of the United Kingdom represent? What is its origin and why is it called the Union Jack? - AS USA
Act of union flags
Which flags still include the union jack? - BBC News
Premium Vector United kingdom flag national symbol of the great britain union jack uk flag
Since the British flag is a combination of only three of its four parts, how would you incorporate the welsh flag? - Quora
The Union Flag And Flags Of The United Kingdom Information, 55% OFF
UK flag protocol