In a torrid affair with a high error count in Townsville, the All Blacks led 13-11 at half-time and both sides traded penalties through the second half until Barrett landed the killer blow with two minutes remaining.
The joint statement took tournament organisers RLWC2021 by surprise as it came just a week after they confirmed the World Cup would go ahead as planned.
The two nations have combined to deliver some of the most storied matches in the tournament's history, including the 1987 and 2011 finals, both won by the All Blacks.
All Blacks, France set to renew long-standing rivalry after being drawn in same pool for 2023 Rugby World Cup
A New Zealand-France game evokes so many memories — the 1987 and 2011 finals, both won by the All Blacks; the dramatic ‘99 semi-final and ’07 quarter-final, both won by Les Tricolores.
New Zealand captain Sam Cane symbolically place the shirt on the ground as a mark of respect ahead of their traditional haka.
After winning 27-7 in Auckland, which followed a tense 16-16 draw in Wellington, they accomplished their mission in Sydney by their biggest ever winning margin against the Wallabies, with one match of the series to go next week.
Wallabies coach Dave Rennie had raised concerns that border controls preventing his squad training together while undergoing two weeks' quarantine would leave them under-prepared for a clash against the All Blacks.
New Zealand's quarantine rules won't stop All Blacks from hosting Australia in Bledisloe Cup, says PM Jacinda Ardern
New Zealand last week lost hosting rights for the November-December Rugby Championship to Australia because its strict border controls would have hampered player training.
New coach Ian Foster made the announcement late Tuesday, even though there is no indication when the All Blacks will play again because rugby has been shut down amid the coronavirus pandemic.
Coronavirus Outbreak: New Zealand's top rugby players agree to 50 per cent pay cut to help deal with financial depression
NZR and the New Zealand Rugby Players’ Association announced the agreement Thursday after protracted negotiations.
In a radio interview Saturday, Foster confirmed he and other coaches had agreed to substantial pay cuts as long as New Zealand Rugby's revenues are affected. He did not give a percentage figure.
Coronavirus Outbreak: New Zealand Rugby chief executive Mark Robinson says sport is fighting for survival due to COVID-19
New Zealand Rugby chief executive Mark Robinson says the sport is "fighting for survival" as competitions at all levels are shuttered during the coronavirus pandemic.
Australia vs New Zealand: All Blacks star Jordie Barrett ejected from MCG for 'behaviour' issue, claims report
Barrett, among thousands of travelling fans at the MCG for the Black Caps’ first Boxing Day Test at the ground in 32 years, was led out by security staff with another spectator on day three on Saturday
From ignoring the haka to performing one of their own, opponents down the years have come up with innovative ways to face down the pre-match ritual. Here are some of the best ripostes to the ancient Maori challenge:
Rugby World Cup 2019: England fined for haka challenge even as All Blacks praise 'fantastic' response
England have been fined for crossing the halfway line during New Zealand's haka after they formed a provocative V-shaped formation at last weekend's World Cup semi-final in Yokohama, tournament organisers said
Rugby World Cup 2019: South Africa’s boring tactics, England’s strategy in face of haka and other talking points from semis
South Africa will take on England in the final of the 2019 Rugby World Cup after vanquishing the challenges of Wales and New Zealand. Here are the biggest talking points from both semi-finals:
Rugby World Cup 2019: 'Some of us had their bulletproof vests on', All Black Sonny Bill Williams describes tough team meeting after England loss
New Zealand icon Sonny Bill Williams said Monday that the All Blacks players needed "bulletproof vests" during a brutal analysis of their devastating 19-7 World Cup semi-final defeat by England.
Rugby World Cup 2019: England coach Eddie Jones hails team's defensive effort in shock win over New Zealand
England coach Eddie Jones paid tribute to his side's defensive effort as they stunned defending champions New Zealand 19-7 to reach the Rugby World Cup final on Saturday.
Reigning champions New Zealand and England clash in a heavyweight Rugby World Cup semi-final on Saturday after a build-up marked by spying claims and a game of tactical cat-and-mouse.
England lock Courtney Lawes is confident the All Blacks will know exactly who England's players are come the end of their World Cup semi-final on Saturday.