A proposed law that would redefine New Zealand’s founding treaty with its Indigenous people has triggered political turmoil. Here's what to know.

Tens of thousands of people have marched on the New Zealand parliament in Wellington to protest against a bill that critics say strikes at the core of the country’s founding principles and dilutes the rights of Māori people.

Tens of thousands of New Zealanders confronted parliament to protest a law to redefine a treaty between the Maori and Britain.