Royal We

the traditional English Royal personal pronoun is "We" for "I" by kings

• English monarchs refer to themselves in the first person plural
• the idea is that the monarch represents all of the people
  • so when the monarch speaks, it means the nation itself is speaking
• Example of "Royal We"
  • 1763 Royal Proclamation by George III:

Whereas We have taken into Our Royal Consideration the extensive and valuable Acquisitions in America, secured to our Crown by the late Definitive Treaty of Peace, concluded at Paris. the 10th Day of February last; and being desirous that all Our loving Subjects, as well of our Kingdom as of our Colonies in America, may avail themselves with all convenient Speed, of the great Benefits and Advantages which must accrue therefrom to their Commerce, Manufactures, and Navigation, We have thought fit, with the Advice of our Privy Council. to issue this our Royal Proclamation, hereby to publish and declare to all our loving Subjects, that we have, with the Advice of our Said Privy Council, granted our Letters Patent, under our Great Seal of Great Britain, to erect, within the Countries and Islands ceded and confirmed to Us by the said Treaty, Four distinct and separate Governments, styled and called by the names of Quebec, East Florida, West Florida and Grenada, and limited and bounded as follows, viz.

from Avalon Project - The Royal Proclamation - October 7, 1763 (yale.edu)

(emphasis added)