Editing Northern line (section)

===Battersea extension===
{{main|Northern line extension to Battersea}}
In September 2021, the Northern line was extended to serve the redevelopment of [[Battersea Power Station]]. Partially funded by private developers, the £1.2bn project extended the Charing Cross branch of the line for {{convert|3.2|km|mi|abbr=in}} from [[Kennington tube station|Kennington]] to Battersea Power Station,<ref name=":0">{{cite news|last=Collier|first=Hatty|date=8 November 2017|title=Tunnelling work to extend Tube's Northern Line to Battersea completed|work=Evening Standard|location=London|url=https://www.standard.co.uk/news/transport/northern-line-extension-tunnelling-work-on-12bn-extension-to-battersea-completed-ahead-of-2020-a3685746.html|access-date=22 January 2018|archive-date=9 November 2020|archive-url=https://web.archive.org/web/20201109041335/https://www.standard.co.uk/news/transport/northern-line-extension-tunnelling-work-on-12bn-extension-to-battersea-completed-ahead-of-2020-a3685746.html|url-status=live}}</ref> with an intermediate stop at [[Nine Elms tube station|Nine Elms.]]<ref name=":1">{{cite press release|url=https://tfl.gov.uk/info-for/media/press-releases/2014/november/northern-line-extension-to-battersea-gets-go-ahead|date=12 November 2014|title=Northern line extension to Battersea gets go-ahead|publisher=Transport for London|access-date=22 January 2018|archive-date=26 May 2021|archive-url=https://web.archive.org/web/20210526082500/https://tfl.gov.uk/info-for/media/press-releases/2014/november/northern-line-extension-to-battersea-gets-go-ahead|url-status=live}}</ref><ref name=":2">{{cite web|title=Northern line extension |url=https://tfl.gov.uk/travel-information/improvements-and-projects/northern-line-extension|access-date=22 January 2018|publisher=Transport for London|archive-date=29 July 2019|archive-url=https://web.archive.org/web/20190729235927/https://tfl.gov.uk/travel-information/improvements-and-projects/northern-line-extension |url-status=live}}</ref> Approved by Wandsworth Council in 2010<ref>{{cite press release|title=Battersea Power Station scheme approved |url=http://www.wandsworth.gov.uk/news/article/10136/battersea_power_station_scheme_approved|publisher=[[London Borough of Wandsworth]]|date=11 November 2010|access-date=12 November 2010|archive-url=https://web.archive.org/web/20131014095827/http://www.wandsworth.gov.uk/news/article/10136/battersea_power_station_scheme_approved|archive-date=14 October 2013}}</ref> and TfL in 2014,<ref name=":1" /> the construction of the line began in 2015. Tunnelling for the project was completed in 2017,<ref name=":0" /> and the extension opened on 20 September 2021.<ref>{{cite web |last1=Prynn |first1=Jonathan|last2=Sleigh|first2=Sophia|date=21 December 2018|title=TfL under fire as Battersea Tube extension is delayed |url=https://www.standard.co.uk/news/transport/tfl-under-fire-as-battersea-tube-extension-is-delayed-by-miscalculations-a4023386.html|url-status=live|archive-url=https://web.archive.org/web/20201023202028/https://www.standard.co.uk/news/transport/tfl-under-fire-as-battersea-tube-extension-is-delayed-by-miscalculations-a4023386.html|archive-date=23 October 2020|access-date=3 February 2021|website=Evening Standard|location=London}}</ref><ref name="BBC-Battersea">{{cite news|date=20 September 2021|title=Northern line extension: Two new Tube stations open|publisher=BBC News|url=https://www.bbc.com/news/uk-england-london-58621491|access-date=20 September 2021|archive-date=20 September 2021|archive-url=https://web.archive.org/web/20210920073208/https://www.bbc.com/news/uk-england-london-58621491|url-status=live}}</ref> Provision has been made for a future extension to [[Clapham Junction railway station]].<ref>{{cite news|last=Henderson|first=Jamie|date=23 June 2013 |title=Clapham Junction next for Northern Line says London Assembly member|newspaper=Wandsworth Guardian|url=http://www.wandsworthguardian.co.uk/news/10501385.Clapham_Junction_next_for_Northern_Line_says_London_Assembly_member/|access-date=12 January 2014|archive-date=24 December 2013|archive-url=https://web.archive.org/web/20131224115148/http://www.wandsworthguardian.co.uk/news/10501385.Clapham_Junction_next_for_Northern_Line_says_London_Assembly_member/|url-status=live}}</ref>