Royal Standard of the United Kingdom 1801-1816
Hogweard
CC BY-SA 3.0
Own work based on: <a href="//commons.wikimedia.org/wiki/File:Royal_Standard_of_the_United_Kingdom_(1816%E2%80%931837).svg" title="File:Royal Standard of the United Kingdom (1816–1837).svg">Royal Standard of the United Kingdom (1816–1837).svg</a>