No. They were part of the British Empire (and still are a part of the remnants of it as one of the Commonwealth Dominions), but themselves have never actually had an empire of their own.
Empire is by now a obsolete term. New Zealand has never claimed an empire.
New Zealand was part of the British Empire at the time.
thi is how:
British Empire
The British Empire.
It joined the British Empire.
New Zealand didn't leave the British Empire, the Empire itself was dissolved through a number of changes following World War II. The Commonwealth of Nations is the successor to the Empire, albeit it is a voluntary organisation. New Zealand is a member of the Commonwealth.
Trans Empire Airways limited (TEAL) became Air New Zealand in 1965.
The Treaty of Waitangi founded New Zealand and made it part of the British Empire.
Nobody. The British Empire used to have control over it, but New Zealand is now an independent country.
Canada, Australia, New Zealand, South Africa, Kenya.Australia, New Zealand, Canada, India and Jamaica.
British Empire