Edited sentence: However, most Canadians have little enthusiasm for the idea of becoming a republic, as they are aware that the fact that they are a consitutional monarchy is just about the only thing that distinguishes them from their southern neighbour.Some New Zealanders fear that Helen Clark may try to push through a republican bill without a referendum, as was done with the abolition of the Privy Council as New Zealand's highest court of appeal in 2003: - this is technically legal in New Zealand, given that it uses the parliamentary supremacy system of government