just so you know terrorism is illegal in basically every non-anarchist or "free-world" (most of the time third world) country on earth.
judging by the language you're speaking,
https://tips.fbi.gov/home πΊπΈ
https://www.gov.uk/report-terrorism π¨π¦ https://www.canada.ca/en/security-intelligence-service/corporate/reporting-national-security-information.html π¨π¦
https://www.nationalsecurity.gov.au/what-can-i-do/report-suspicious-behaviour π¦πΊ