author
Great Britain. Sovereign
Published under a catalog-style heading rather than a personal byline, these works are linked to the British monarch as the formal issuing authority. They often preserve proclamations, speeches, charters, and other state documents that capture the voice of the Crown across different reigns.
1 Audiobook
British Royal Proclamations Relating to America, 1603-1783
by Great Britain. Sovereign
About the author
"Great Britain. Sovereign" is not a single identifiable writer in the usual modern sense. Library and public-domain catalogs use it as an authority heading for works issued in the name of the reigning monarch of Great Britain, and some catalogs also note the alias "Great Britain. Monarch."
That means the books gathered under this name can span multiple centuries and different rulers, from royal speeches to proclamations and official letters. In practice, the heading points to the Crown as the formal source of the text, even though the documents were often prepared with the help of ministers, clerks, or other officials.
Because this is a collective catalog identity rather than one confirmed person, a standard personal biography is limited. If you want, I can also create a version tailored to a specific monarch listed under this heading, such as George II, George III, or Queen Victoria.