In his CRAAFT research briefing entitled “Financing Extreme Right-Wing Volunteers in Ukraine: Past Lessons for New Risks?”, Gonzalo Saiz outlines what is currently known about how extremist volunteers in Ukraine finance their travel and maintenance while in-theatre, contrasting this with the modus operandi of Islamist extremists who travelled to join the Islamic State. Looking to the coordinated CTF measurers applied against Islamic State travellers, he considers how similar tactics might be effectively applied in the Ukrainian context.