Although Hezbollah has tried to obscure its real relationship with Iran over the years, many statements by its leaders alongside other publications have attested to the depth of the ties between the organization and Iran.
What happens in the Middle East doesn't stay in the Middle East. Hezbollah has established a terrorist infrastructure in Europe and executes terrorist attacks against non-European targets on European soil.
Despite banning the organization's military wing, Hezbollah has continued its involvement in criminal activities, gathering intelligence, and building an infrastructure to carry out terror attacks.
Hezbollah has adopted the anti-Zionist rhetoric of modern-day antisemitism. Antisemitism in and of itself constitutes a violation of human rights that Europe has committed to combat under the European Convention on Human Rights.