Below is a list of page protections/unprotections. See Misplaced Pages:Lists of protected pages and Misplaced Pages:Protection policy for more information.
- 23:35, 13 September 2022 Yamaguchi先生 talk contribs changed protection settings for Kolkata (indefinite) (indefinite) (Regular semi-protection ineffective, persistent block evasion and additions of poorly sourced material.) (hist)
- 10:50, 30 August 2021 El C talk contribs changed protection settings for Kolkata (indefinite) (indefinite) (Downgrade protection (testing the waters)) (hist)
- 16:24, 8 August 2021 El C talk contribs changed protection settings for Kolkata (indefinite) (indefinite) (Addition of unsourced or poorly sourced content: please remind to downgrade back to semi after some time has passed) (hist)
- 07:51, 20 January 2012 Saravask talk contribs changed protection settings for Kolkata (indefinite) (indefinite) (Persistent vandalism) (hist)
- 06:26, 7 July 2011 Fastily talk contribs changed protection settings for Kolkata (expires 06:26, 28 July 2011 (UTC)) (indefinite) (Persistent vandalism) (hist)
- 21:06, 6 July 2010 SlimVirgin talk contribs changed protection settings for Kolkata (expires 21:06, 13 July 2010 (UTC)) (indefinite) (problematic editing per RfPP) (hist)
- 23:21, 3 March 2010 Fastily talk contribs changed protection settings for Kolkata (expires 23:21, 6 March 2010 (UTC)) (indefinite) (Excessive vandalism) (hist)
- 16:41, 13 May 2008 NawlinWiki talk contribs protected Kolkata (no need to move this page w/o discussion ) (hist)
- 02:39, 23 September 2006 Centrx talk contribs removed protection from Kolkata (hist)
- 01:02, 26 June 2006 Brian0918 talk contribs protected Kolkata (pre-emptive move protection ) (hist)