What territories did the British empire claim in 1600? Did they gain or lose territory in 1750 and 1900?

1-By 1670 there were British American colonies in New England, Virginia, and Maryland and settlements in the Bermudas, Honduras, Antigua, Barbados, and Nova Scotia. Jamaica was obtained by conquest in 1655, and the Hudson's Bay Company established itself in what became northwestern Canada from the 1670s on.

2-They gained.