November, 1989: TV3 launches its prime-time news bulletin, 3 National News, becoming a competitor for TVNZ. Veteran broadcaster Philip Sherry (above), a former anchor for the state broadcaster, presents the half-hour bulletin with (top, clockwise from left) Belinda Todd on weather, Greg Clark on sport and Janet McIntyre and Eric Young - who would later move to Prime News - among young reporters.

A Current Affair launches the same week, screening after the 6pm news. It is hosted by Genevieve Westcott but was short lived. Westcott goes on to have her own show, The Westcott File.

1990: Current affairs show 60 Minutes launches on Sundays. It runs for two years and hosts include Joanna Paul.

February 1990: Nightline - the late night edition of the news - premieres on TV3 at 10.30pm, presented by Paul and Belinda Todd.

June 1990: Paul replaces Sherry as the 6pm news anchor. Janet Wilson (right) joins Todd on Nightline. Other hosts over the years include Neil Waka (left), Leanne Malcolm, Carolyn Robinson, Wendy Petrie, Carly Flynn and Hilary Barry.

1992: John Hawkesby takes over as presenter of the 6pm news.

1993: Hilary Barry - under her maiden name Hilary Pankhurst - starts as a young reporter for TV3 in Christchurch.

1993: Current affairs show 20/20 launches with Louise Wallace as the host.

1998: Jenny Marcroft - now an MP for NZ First - is the host of weekly current affairs show Dateline.

1998: Wendy Petrie, who later goes on to anchor the rival TVNZ 6pm news, starts at TV3 as a reporter, newsreader and weather presenter.

1999: Hilary Barry starts hosting Dateline.

2001: Samantha Hayes - who later goes on to anchor the 6pm news - starts as an intern at age 17. Her first story is interviewing metal band Megadeath.

2001: Mike McRoberts moves from TVNZ to TV3, working as a reporter. He had to go through the employment court to win the right to resign and pay back some of his salary. He is pictured in Pakistan with producer Phil Vine in the background and a local translator named Jimmy. The pair flew to the region after 9/11.

2002: Popular broadcaster Toni Marsh becomes a weather presenter for the 6pm news.

2002: McRoberts hosts a reboot of 60 Minutes.

2003: 20/20 is axed. It starts airing on TVNZ 2 in 2005.

2005: Campbell Live launches at 7pm with John Campbell as the host. Barry and McRoberts take over as 6pm news presenters.

2007: TV3 launches a breakfast programme, Sunrise, hosted by Carly Flynn and James Coleman, to compete with TVNZ's Breakfast.

2007: Duncan Garner becomes TV3's political editor. He had moved to TV3 from TVNZ in 2003, having worked for Holmes.

2007: 3 News at 12 launches.

January 2014: Samantha Hayes joins Duncan Garner as host of 3rd Degree.

December 2014: Mediaworks announces Paul Henry will move to presenting a morning news show.

January 2015: It is announced Prime News will be produced by MediaWorks with Janika ter Ellen, and Wayne Hay replacing Eric Young. However Young returns as weekday anchor in April with ter Ellen staying at weekends and Hay moving to 60 Minutes.

April 2015: Paul Henry launches in April 2015, replacing Firstline on TV3 and the breakfast show on RadioLive, becoming a cross-platform show. Sacha McNeil and Michael Wilson had presented Firstline from January 2014.

June 2015: Current affairs show Newsworthy launches to replace The Paul Henry Show. It is hosted by Samantha Hayes and David Farrier.

June 2015: Campbell Live is replaced with a new show called Story, presented by Duncan Garner and Heather du-Plessis Allan.

December 2015: The last episode of Newsworthy airs.

December 2015: 3D (formerly 3^rd Degree) is cancelled. Its last hosts were Hayes and Garner.

January 2016: 3 News is rebranded to Newshub. Newshub Late launches, hosted by Hayes. 

April 2016: Māori investigative current affairs show The Hui launches, fronted by Mihingarangi Forbes.

May 2016: Hilary Barry resigns as 6pm news host and is replaced by Hayes, alongside Mike McRoberts.  

June 2016: Newshub Midday (formerly 3 News at 12 ), hosted by Jeff McTainsh, is axed and replaced by a "multi-platform digital current affairs show" Newshub Explains, hosted by Hayes and McRoberts. 

November 2016: The last Paul Henry show airs. 

February 2017: The AM Show launches, hosted by Duncan Garner with Amanda Gillies presenting the news and Mark Richardson on sport. 

February 2017: Current affairs show The Project launches in the 7pm slot, replacing Story. It is hosted by Jesse Mulligan, Kanoa Lloyd and Josh Thomson with guest hosts. Australian broadcaster Rove McManus was the first guest host.

March 2017: Newshub Live at 4pm launches as a half-hour bulletin, anchored by Susie Nordqvist.

January 2018: Jeremy Corbett joins The Project after Thomson resigns.

2019: After resigning as political editor and becoming a national correspondent, Patrick Gower releases his first documentary, Patrick Gower: On Weed.

September 2020: MediaWorks sells Newshub and its television arm to US multimedia company Discovery Inc. In December the subsidiary is rebranded as Discovery New Zealand.

February 2021: Newshub Live at 11.30am launches, hosted by Mitch McCann.

February 2022: The AM Show is reformatted to AM and presented by Ryan Bridge, Bernadine Oliver-Kerby, Melissa Chan-Green and William Wairua. Oliver-Kerby also presents the half-hour AM Early show from 5.30am weekdays.

March 2022: Newshub Live at 8pm launches, anchored by Rebecca Wright.

April 2022: Discovery. Inc. acquires WarnerMedia. The two companies merge and a new entity is created called Warner Bros. Discovery New Zealand.

November 2022: Newshub Live at 8pm is taken off air.

November 2022: Newshub Live at 4.30pm (formerly 4pm) is cancelled. Oriini Kaipara was the most recent host. She moved to anchor Newshub Live at 11.30am.

August 2023: Newshub Live at 11.30am, and AM Early are axed.

October 2023: Newshub ends The Project, citing changes in audience behaviour.

December, 2023: Newshub Nation (formerly The Nation), ends. Simon Shepherd and Rebecca Wright are the last hosts.

February 2024: Warner Bros/ Discovery announces a proposal to close its Newshub news operation on June 30. It will affect the 6pm news, Newshub Late and the AM show.

April 2024: The Newshub closure is confirmed, leading to 300 job losses with the final 6pm bulletin, last AM show and last News First at 5.30pm show (formerly Prime News) to screen on July 5. Newshub journalists including Samantha Hayes, Mike McRoberts, Paddy Gower, Simon Shepherd, Janika ter Ellen, Amanda Gillies and Michael Morrah address media after a newsroom meeting at the Dalmatian Hall.

Stuff confirms it will provide news for Three and Warner Bros. Discovery starting on July 6, with one-hour bulletins on weekdays and 30-minute bulletins on weekends.

May 2024: Mike McRoberts confirms he is taking the role of Te Ao Māori Editor at the National Business Review.

Samantha Hayes is revealed to be joining Stuff’s 6pm bulletin, named ThreeNews.

May 2024: Newshub Late's final episode airs. Rebecca Wright was the last host.