Relive 1 NEWS NOW's live updates from Jacinda Ardern's first day in power.
4:25pm Ms Ardern said she would take the weekend to allocate portfolios to the list of ministers.
This she said would involve discussion with New Zealand First.
Ms Ardern said the Greens have already signed off on what their ministerial positions will be outside of Cabinet, but she will wait to announce what those are at the same time as all the portfolios are released next week.
4:17pm Watch Jacinda Ardern talk about the wealth of riches she has at her disposal when it came to forming a Cabinet.
4:12pm Labour will be pro-active when it comes to the economy, Ardern says hands off approach hasn't worked.
4:10pm Ardern says becoming a republic not a priority for New Zealanders and won't be looked at this term.
4:08pm She hopes to have the Cabinet sworn in on Thursday morning.
4:04pm Ardern says a justice based approach to cannabis hasn't been working, will let Kiwis decide the issue.
4:03pm Jacinda Ardern confirms Labour will dump National's proposed tax cuts that were set to go into effect in April.
4:02pm No word yet on whether Winston Peters will be Deputy PM, that will be discussed says Ardern. She also says the new Government will focus on regional New Zealand which she says have been neglected.
4:00pm Ardern has confirmed she will have a role working in the children's portfolio. One of her passions and reasons for getting into politics.
3:55pm The full list of Labour's Cabinet Ministers:
Cabinet Ministers (alphabetical order)
Ministers outside Cabinet (alphabetical order)
Aupito William Sio
3:50pm Tune into Jacinda Ardern's press conference live at the following link.
3:25pm Labour has confirmed Jacinda Ardern will be addressing the media at 3:45pm to announce who has been given cabinet positions. They won't be announcing the exact roles that have been allocated until next week. 1 NEWS NOW will live stream the press conference as it happens.
3:00pm Before Labour's caucus meeting began Ardern addressed the media saying in part:
"Labour remains a party that at its core is based on making sure we defend the rights of workers.
"In these negotiations, through this period we've stayed true to who we are, and we have found allies in this parliament who want to join with us in building a fairer New Zealand.
"I believe this will be a government of change.
"We want to show that we've earnt that responsibility."
2:40pm Here's the video of Jacinda Ardern's triumphant entrance into the Labour caucus meeting which kicked off at 2pm.
2.10pm: Jacinda Ardern has just walked into Labour's caucus to considerable applause.
1:58pm In an interview with Newshub Jacinda Ardern's parents, who live in Niue, have spoken about how proud they are of their daughters achievements.
"This might come as a shock… but I think both Larelle and I knew from the time she was at high school that one day she would be the Prime Minister of this country," Mr Ardern told Newshub.
"We called last evening and told her we were very proud."
1:50pm Bill English's wife, Dr Mary English, gave a touching tribute to her husband last night after the defeat which can be viewed in full at this link:
1:40pm Seven Sharp's Mike Hosking has voiced his opinion on the new government during a Mike's Minute segment for NewstalkZB this morning, which can be viewed here:
1:30pm It's only half-an-hour until Labour's first caucus meeting since the decision last night, with ministerial positions high on the agenda.
Jacinda Ardern will be addressing media upon its completion, where she is expected to name who has been handed cabinet positions.
1:00pm Newshub are reporting Drug Foundation director Ross Bell is happy with the Green Party's proposed cannabis referendum, saying: "we need a change after 42 years of drug legislation that's done nothing".
12:45pm Malcolm Turnbull doesn't expect there to be any trust issues between Australia and a New Zealand being led by Jacinda Ardern, despite earlier misgivings by his foreign minister.
12:30pm Bill English has also been at Parliament today, doing the rounds to thank his MPs for all their hard work during the campaign.
Not a job he would have wanted to be doing, but he has impressed all by the class he has shown in defeat.
12:20pm The political theatre on show last night certainly gripped the nation if the numbers are anything to go by. 1 NEWS' extended live coverage from 6pm right through Seven Sharp till 8:30pm reached in excess of 1.3 million viewers, and was watched by an average audience of 691,000 (AP 5+).
Over 50% of New Zealand’s TV viewing audience turned to 1 NEWS for coverage of the announcement last night.
12:00pm Even House of Card's notorious Frank Underwood has taken notice of last night's events, sending out this tweet with a GIF of Kevin Spacey's Underwood character saluting.
"Congratulations, @jacindaardern. Welcome to the top of the food chain." https://twitter.com/HouseofCards/status/920923981217071105
11:46pm Congratulations from Labour's rivals have continued to roll in. This Facebook post was just made by National MP Nikki Kaye.
"Congratulations to incoming Prime Minister Jacinda Ardern. It's a privilege and a huge responsibility to be in government and to hold the role of PM. While we may have a contest of ideas on policy I wish her all the best as she steps into this important new chapter of her life."
11:35pm It's like a grown up game of spot the difference. Jacinda Ardern's first TV appearance as a college student in 1997 contrasted with her speech as PM-elect last night.
11:27pm You can read more on the Green Party's proposed referendum on cannabis, as seen in party documents, here: Green Party secure referendum on legalising cannabis, party documents claim.
11:20pm The families of the Pike River mine victims are welcoming the formation of a Government which supports manned re-entry. Read the full story here: Pike River families 'ecstatic' with change of Government.
11.01am: Labour is holding a full caucus meeting at 2pm today.
10.36am: In what appears to be a leaked email to Green Party members, a list of policy gains is mentioned which includes "the policies included in the letter relate to climate change, a welfare system overhaul, an increase in the conservation budget, improvement of water quality, free counselling for under-25s, better special needs education, closing the gender pay gap, student welfare, and refugees," according to Stuff.
10.25am: Leading political commentator John Armstrong says if "things turn to custard - as Peters' questionable pessimism is already warning - there will be no prizes for guessing who will get most, if not all the blame". Read his full analysis here.
10.20am: The New Zealand dollar was trading at US70.08 cents as at 8.30am today in Wellington from US71.29c yesterday, before the announcement on the new government.
The trade-weighted index fell to 73.79 from 75.18.
10.15am: The Green Party has reportedly been promised a referendum on legalising the personal use of cannabis by 2020.
9.55am: If you missed Jacinda Ardern's full interview on TVNZ's Breakfast this morning, you can watch it here.
9.46am: National's Judith Collins has already ruled herself out of being leader if Bill English was to step down.
"We are very united and I'm just so looking forward to holding the next government to account," she said on TVNZ's Breakfast this morning.
9.38am: The New Zealand dollar has fallen about 2 per cent to a five-month low following the election announcement last night.
9.22am: 1 NEWS Political Editor Corin Dann this morning highlighted how Jacinda Ardern will attend the Asia-Pacific Economic Coorporation (APEC) Summit in Vietnam next month, saying she is set to stand next to US President Donald Trump "in a funny shirt". Trump has already been confirmed as attending the summit.
9.11am: The British High Commissioner to New Zealand has thanked outgoing Prime Minister Bill English for his "steadfast leadership".
8.43am: Helen Clark has spoken out about the election result to RNZ, saying she is excited by Jacinda Ardern's leadership, empathy and willingness to work hard.
8.31am: Federated Farmers National President Katie Milne has released a statement noting it's time to "cast aside the division which fuelled the election campaign" and they are ready to engage with the new government.
Throughout campaigning, Federated Farmers were at odds with Labour over its water tax policy.
8.29am: Prime Minister-elect Jacinda Ardern has arrived at Parliament to begin her first day at work, hours after being propelled into power.
8.23am: 1 NEWS Political Editor Corin Dann takes a look at what's ahead for Jacinda Ardern, acknowledging "it will be one heck of a test against a massive opposition."
8.15am: Aussies waking up and reading The Australian this morning will be faced with this front page. "NZ shock: losers take power".
8.11am: Canadian Prime Minster Justin Trudeau released a statement upon hearing the news of the result, stating he is looking "forward to working very closely with Ms. Ardern."
7.53am: Discussing the Greens' position within government, 1 NEWS Political Editor Corin Dann says "it's not that bad of a deal at all."
Explaining how it will potentially work, the Green Party will be outside of cabinet but "will have the power of ministerial positions", will "have cabinet committee meetings... and have the ability to disagree with the government."
"It gives them some flexibility and I think that's important when you think about NZ First and the Greens potentially having some areas of disagreement."
7.39am: 1 News Political Editor Corin Dann believes Jacinda would have nearly sorted all of the ministerial positions. Taking a "reasonable guess," Corin said Tracey Martin may become Education Minister, "Ron Mark in the defence space", "Shane Jones is going to be something to do with economic development, trade, fisheries or forestry, regional development and Winston Peters might have something to do with economic development."
7.30am: Political scientist Dr Bryce Edwards says Winston and Jacinda might end up a near perfect fit, with Peters acting as an ideal mentor for the new PM.
7.23am: If you missed it last night, here's Winston's big reveal, the moment it happened, and what he expects to get out of it, policies and postings.
7.15am: Jacinda Ardern admits it will take time for the term "prime minister" to sink in but says she'll be a prime minister for all New Zealanders, not just those that voted for Labour, the Greens and NZ First.
She said she wasn't nervous but "excited" at the prospect of her new roll, while revealing that she did indeed learn the news at the same time as the rest of New Zealand, saying she knew it was on a knife edge.
7.05am: Jacinda Ardern is LIVE on Breakfast, watch her here.
6.58am: Julie Bishop was cornered last night for her reaction to Ardern. Of course the Aussie foreign minister had a few choice words for the Labour leader after her MP Chris Hipkins helped out Aussie deputy leader Barnaby Joyce ..as a Kiwi, putting the Aussie government's one seat majority in danger. Here's Bishop's classic response last night.
6.51am: James Shaw tell Hilary Barry the Greens will get three ministerial postings outside of Cabinet, which Shaw says he's happy with. He says having never been in Government, he wants to "walk before he can run" and is happy for the Greens to offer confidence and supply outside of Cabinet.
6.43am: If you missed it last night, Bill English was incredibly humble in defeat. Here is how he signed off, after Peters' gut punch ended their nine years in Government.
6.35am: A heads up that James Shaw and prime minister-elect Jacinda Ardern will join Hilary and Daniel on breakfast from 6.50am this morning. You can watch the live stream here.
6.28am: Political writer John Armstrong has written for 1 NEWS, contemplating whether Peters' move to go left could spell the death of NZ First. But, Armstrong writes, Peters move is "brave" and "there was no life in going with National".
6.20am: The tributes and congratulations are pouring in for Jacinda Ardern this morning. After Aussie prime Minister Malcolm Turnbull called her last night, today Canadian prime minister Justin Trudeau, Julia Gillard.