Editing Trinamool Congress (section)

=== 2016 Narada scam ===
{{Main|Narada sting operation}}
The [[Narada sting operation]] was carried out by [[Mathew Samuel]] in 2011 for the Indian newsmagazine ''Tehelka'' and published on Naradanews.com just before the 2016 West Bengal Assembly elections. The sting targeted high-ranking officials and politicians of Banerjee's political party All India Trinamool Congress (AITC).<ref>{{Cite news|url=http://www.anandabazar.com/state/k-d-singh-ordered-me-to-do-the-sting-operation-on-tmc-leaders-says-mathew-samuel-1.582948|title=তৃণমূল সাংসদ কে ডি সিংহের নির্দেশেই স্টিং অপারেশন, বিস্ফোরক ম্যাথু|date=20 March 2017|work=anandabazar.com|access-date=24 April 2017|archive-url=https://web.archive.org/web/20170426063623/http://www.anandabazar.com/state/k-d-singh-ordered-me-to-do-the-sting-operation-on-tmc-leaders-says-mathew-samuel-1.582948|archive-date=26 April 2017|url-status=live|language=en}}</ref><ref>{{Cite news|url=https://timesofindia.indiatimes.com/city/kolkata/Didi-sees-blackmail-conspiracy-in-Narada/articleshow/52813646.cms|title=Didi sees 'blackmail conspiracy' in Narada|work=[[The Times of India]]|date=18 June 2016|access-date=24 April 2017|url-status=live|archive-url=https://web.archive.org/web/20160806091235/http://timesofindia.indiatimes.com/city/kolkata/Didi-sees-blackmail-conspiracy-in-Narada/articleshow/52813646.cms|archive-date=6 August 2016}}</ref>

During her tenure she challenged the federal system of India when she ordered the arrest of [[Central Bureau of Investigation|CBI]] officials, who arrived in Kolkata to investigate the Saradha Group financial scandal.<ref>{{cite news |url=https://timesofindia.indiatimes.com/india/cops-nab-cbi-men-mamata-banerjee-at-war-with-centre/articleshow/67824420.cms |title=Kolkata police 'nab' CBI men, Mamata Banerjee at war with Centre – Times of India |access-date=11 February 2019 |archive-url=https://web.archive.org/web/20190204211836/https://timesofindia.indiatimes.com/india/cops-nab-cbi-men-mamata-banerjee-at-war-with-centre/articleshow/67824420.cms |archive-date=4 February 2019 |url-status=live }}</ref> But CBI's attempted arrest of Kolkata Police Commissioner was also an attack on federalism.<ref>{{Cite web|url=https://thewire.in/politics/cbis-attempted-arrest-of-kolkata-police-commissioner-was-an-attack-on-federalism|title=CBI's Attempted Arrest of Kolkata Police Commissioner Was an Attack on Federalism|website=The Wire|date=4 February 2019}}</ref>