In terms of size it peaked in the 1920s, covering a quarter of the world's land surface area. Most of the growth came after 1783 when Britain lost America after losing the [[American Revolutionary War]]. The large empire was possible because Britain "ruled the seas" through the strong domination of the [[Royal Navy]], and used this to ensure free trading for British interests. With up to a quarter of the world as British subjects, the Empire was also the world's foremost military power. For many centuries, populations lived under a period of relative peace and prosperity that was the ''Pax Brittannica'', though from a modern perspective, the methods used to control and ensure this superiority on occasion were on occasion particularly vicious. | In terms of size it peaked in the 1920s, covering a quarter of the world's land surface area. Most of the growth came after 1783 when Britain lost America after losing the [[American Revolutionary War]]. The large empire was possible because Britain "ruled the seas" through the strong domination of the [[Royal Navy]], and used this to ensure free trading for British interests. With up to a quarter of the world as British subjects, the Empire was also the world's foremost military power. For many centuries, populations lived under a period of relative peace and prosperity that was the ''Pax Brittannica'', though from a modern perspective, the methods used to control and ensure this superiority on occasion were on occasion particularly vicious. |