The Council of Europe Convention on Action against Trafficking in Human Beings (Council of Europe Treaty Series – No. 197) was adopted by the Committee of Ministers on 3 May 2005 and entered into force on 1 February 2008. It has been ratified by all the member States of the Council of Europe with the exception of the Russian Federation.
https://www.coe.int/en/web/conventions/full-list?module=treaty-detail&treatynum=197