Union Jack Flag - Official National Flag of the United Kingdom #2087561 (License: Personal Use)

The Union Jack is the national flag of the United Kingdom, formed by superimposing the red cross of St George (England), the white saltire of St Andrew (Scotland), and the red saltire of St Patrick (Ireland). Its distinctive red, white, and blue colors reflect centuries of political union and shared identity. The flag is used officially on government buildings, during national events, and internationally to represent British sovereignty.

This image is commonly used on governmental, educational, and travel websites; in news articles about UK politics or culture; and on e-commerce sites selling patriotic merchandise. It serves users seeking symbolic representation, historical context, or official imagery for formal or celebratory purposes.