Union Jack Flag - Official Flag of the United Kingdom #1645848 (License: Personal Use)

The Union Jack features a bold red cross of St. George (England) overlaid with the white diagonal cross of St. Andrew (Scotland) and the red diagonal cross of St. Patrick (Northern Ireland), all set against a navy blue field. Its precise geometry and color scheme reflect centuries of political union and national identity. The flag is used officially by the UK government, military, and diplomatic missions worldwide.

This image is commonly used on government websites, educational resources, travel guides, and news articles about the UK. It serves users seeking visual identification, historical context, or symbolic representation of British sovereignty and heritage.