Flag of New Zealand flag has often arisen in connection with the issue of republicanism in New Zealand. The Southern Cross constellation is depicted on the flags of other former British colonies, such as the flag of Australia—although in Australia's case there are six all-white stars, while New Zealand's four stars have red centres. The Australian and New Zealand flags are often mistaken for each other, and this confusion has been cited as a reason for adopting a different design. Debate on keeping or changing the New Zealand flag started before May 1973, when a remit to change the flag was voted down by
Crux celestial globe and the latter in one of the small celestial maps on his large wall map. Both authors, however, depended on unreliable sources and placed Crux in the wrong position. Crux was first shown in its correct position on the celestial globes of Petrus Plancius and Jodocus Hondius in 1598 and 1600. Its stars were first catalogued separately from Centaurus by Frederick de Houtman in 1603. The constellation was later adopted by Jakob Bartsch in 1624 and Augustin Royer in 1679. Royer is sometimes wrongly cited as initially distinguishing Crux. Crux is bordered by the constellations Centaurus (which surrounds