Year of open borders: What is actually known about 18–22-year-olds leaving Ukraine and how many taxpayers economy has lost On 28 August 2025, men aged 18 to 22 were allowed to travel abroad freely. How many have left, which months saw the most departures, and what this means for Ukraine’s economy – a year on, these questions remain unanswered. 10 0 Previously in trend: Going abroad under age of 25