With the unprecedented movement of people forced to flee Ukraine since the start of the war, 90% of whom are women and children, NGOs and media have sounded the alarm over suspected cases of human trafficking. Presumed victims have been detected, and investigations are reportedly ongoing. A new guidance note published today by the Council of Europe’s anti-trafficking body, GRETA, explains what can be done by European states, quickly and without the need for structural reforms, to provide immediate assistance to people fleeing Ukraine and detect potential victims and traffickers.