Why did Queen Victoria refer to herself as we or us?

The Royal "We"

Opinions differ as to the reason for this.

It may be that the monarch (not just Victoria) considered they were speaking on behalf of all of the people, or it could be that it refers to all of the members of the Royal Court.

Actually it was started during the middle ages and refered to the

"God given right to rule" Thus the "We" ment God and the reigning monarch