An organiser said "new leadership was coming through and standing in front of us" as younger faces joined the hīkoi.
A peaceful and spiritual atmosphere descended on the service as the skies brightened and cleared closer to first light.
Hundreds of visitors gathered to watch the parade.
The former prime minister said Harawira was a "treasure" and underestimated.
In his first Waitangi Day message as King, Charles sent his "warmest greetings to the people of Aotearoa New Zealand".
Moko Tepania said Waitangi Day at the Treaty Grounds is a "festival" and a "celebration".
Chris Hipkins said his job as prime minister is "to speak for all New Zealanders".
When the hākari was over and the cups of teas had emptied, most of those invited did not show up.
Auckland Emergency Management provided the latest property figures and Wayne Brown acknowledged the disruptions to the city's Waitangi Day celebrations.
The pōwhiri on the Upper Treaty Grounds at Waitangi is expected to continue until 1pm.
It's one of several changes the National Waitangi Trust, endorsed by local hapū, has made to the parliamentary pōwhiri day in an effort to take the politics out of the protocol.
Labour’s Kelvin Davis has held the Te Tai Tokerau seat since 2014.
Co-governance, Three Waters and the Ngāpuhi Treaty settlement will be on the table for discussion.
This past week's storms wreaked havoc not only on land but off-shore too.
The Settlers Day in Kimbolton has caused controversy online due to the day being held on Waitangi Day without having local iwi involved in the event.
An event celebrating European settlers, and without reference to Te Tiriti, is being held in Kimbolton on Waitangi Day.
In a bold move, Māori living in Russell have erected two monumental carvings on the wharf.
Collins' comments came despite criticism earlier this year that it should be wāhine Māori to lead the discussion.
Political reporter Maiki Sherman says looking back at this year's Waitangi Day there is still much work to do.
At a height of 829.8m, it's the tallest structure in the world.