🇨🇿Czech Republic
🇪🇪Estonia
🇱🇻Latvia
🇱🇹Lithuania
🇲🇰North Macedonia
🇲🇪Montenegro
🇵🇱Poland
🇷🇴Romania
🇸🇰Slovakia
🇨🇦Canada
🇩🇪Germany
🇺🇸USA

This was also confirmed by Zelenskyy’s office.