A United Nations delegation visiting New Zealand prisons is warning that the high number of Maori in prison is a breach of international law.More than half of New Zealand's prison population is Maori, although they make up just 15 percent of the population.

The delegation, which reports to the United Nations Human Rights Council, says any bias against Maori leading to their incarceration more than other New Zealanders constitutes arbitrary detention and is illegal under international
...