Thank you for your feedback, @a4954410! 

Here is the list with the flags and their related name: 🇨🇿 Czechia, 🇲🇹 Malta, 🇵🇱 Poland, 🇩🇪 Germany, 🇸🇮 Slovenia, 🇳🇱 Netherlands, 🇭🇺 Hungary, 🇮🇪 Ireland, 🇩🇰 Denmark, 🇧🇬 Bulgaria, 🇦🇹 Austria, 🇱🇺 Luxembourg, 🇷🇴 Romania, 🇧🇪 Belgium, 🇸🇰 Slovakia, 🇪🇺 European Union, 🇱🇹 Lithuania, 🇵🇹 Portugal, 🇱🇻 Latvia, 🇨🇾 Cyprus, 🇭🇷 Croatia, 🇫🇷 France, 🇮🇹 Italy, 🇫🇮 Finland, 🇪🇪 Estonia, 🇸🇪 Sweden, 🇬🇷 Greece, 🇪🇸 Spain. 

Hope this helps 🙂