User talk:178.236.90.21

September 2020
Please do not remove content or templates from pages on Wikipedia, as you did to Planning of the September 11 attacks, without giving a valid reason for the removal in the edit summary. Your content removal does not appear to be constructive and has been reverted. If you only meant to make a test edit, please use the sandbox for that. Thank you. David J Johnson (talk) 14:25, 13 September 2020 (UTC)
 * If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.