The number of foreigners that are staying illegally in the Czech Republic has increased, with Ukrainians accounting for the largest national group of illegal stayers.
Ukraine-European Union Relations
SchengenVisaInfo.com: Ukrainians are the main illegal stayers in Czech Republic
A Ukrainian citizen has his biometric passport checked at Kyiv Boryspil International Airport on June 11, 2017, the first day of visa-free travel to most European nations.