Sentence:  The latter , members of two regiments of Swiss mercenaries transported by <WSD>Great</WSD> Britain to Canada to fight the Americans in the War of 1812 , had settled in Montreal and Kingston at the close of the war in 1815 . 
Meaning of the word marked with <WSD> tags:  a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom