The Republic of New Zealand Party
The Republic of New Zealand Party (RONZP or RNZP, or "The Republicans") is an unregistered New Zealand political party which seeks to end monarchy in New Zealand. It was a registered party from 2005 to 2009, contesting two general elections in that time and each time receiving the lowest share of the party vote.
Source: Wikipedia — The Republic of New Zealand Party (CC BY-SA 4.0)