Tens of thousands of New Zealanders rallied in front of parliament on Tuesday in one of the country's largest ever protests to oppose a bill, which opponents say seeks to dilute the rights of Maori and threatens to set race relations back decades.

Thousands of people are gathering to take the final steps in a march on New Zealand’s parliament to demonstrate against a controversial bill seeking to overhaul the country's founding document between British colonisers and Māori people.