here's what to know about the 400-year-old flag The Union Jack, also known as the Union Flag, is the national flag of the United Kingdom of Great Britain and Northern Ireland, the Crown ...

The United Kingdom, and the Commonwealth ... feature prominently during the ceremony is the Union Jack, the British flag.

"BREAKING: Reports that the Union Flag is flying at half-mast at some Government Buildings across the United Kingdom tonight amid reports the BBC is on standby for an 'imminent announcement' from ...