<P> New Zealand, has signed and ratified the Optional Protocol to the Convention against Torture and other Cruel, Inhuman or Degrading Treatment or Punishment; Australia has signed the optional protocol but has not ratified it . Australia, but not New Zealand, is a member of the Nuclear Energy Agency and UNIDROIT and a party to the Patent Law Treaty, the Budapest Treaty, the WIPO Copyright Treaty, the IPC Agreement, the Statelessness Status Convention and the Moon Treaty . Whereas Australia has signed and ratified the Convention for the Conservation of Antarctic Seals, New Zealand had not ratified it as of 2003 . </P> <P> From 1923 to 1968 both nations along with the UK exercised trusteeship of Nauru pursuant to the Nauru Island Agreement . In the period from 2001 to 2007 New Zealand accepted certain boat arrival intending migrants to Australia for immigration processing as part of the Pacific Solution otherwise focused upon the detention centre commissioned at Nauru's Manus Island . </P> <P> The two countries were the lead participants in the Regional Assistance Mission to Solomon Islands initiated from 2003 . </P> <P> Cricket, rugby union, rugby league & netball are the preeminent sporting rivalries . Otherwise notably, respective national teams have competed in indoor bowls, basketball, soccer, field hockey and touch football . Regular cross-Tasman competition occurs between domestic teams in men's rugby union, rugby league, soccer, and basketball, and also women's netball . </P>

Things that new zealand and australia have in common