Список делал на коленке (возможны ошибки), вот все страны мира:
Afghanistan,Albania,Algeria,Andorra,Angola,Antigua and Barbuda,Argentina,Armenia,Australia,Austria,Azerbaijan,The Bahamas,Bahrain,Bangladesh,Barbados,Belarus,Belgium,Belize,Benin,Bhutan,Bolivia,Bosnia and Herzegovina,Botswana,Brazil,Brunei,Bulgaria,Burkina,Faso,Burundi,Cabo Verde,Cambodia,Cameroon,Canada,Central African Republic,Chad,Chile,China,Colombia,Comoros,Congo,Democratic Republic of the Congo,Republic of the Costa Rica,Côte d’Ivoire,Croatia,Cuba,Cyprus,Czech Republic,Denmark,Djibouti Dominica,Dominican Republic,East Timor (Timor-Leste),Ecuador,Egypt,El Salvador,Equatorial Guinea,Eritrea,Estonia,Eswatini,Ethiopia,Fiji,Finland,France,Gabon,The Gambia,Georgia,Germany,Ghana,Greece,Grenada,Guatemala,Guinea,Guinea-Bissau,Guyana,Haiti,Honduras,Hungary,Iceland,India,Indonesia,Iran,Iraq,Ireland,Israel,Italy,Jamaica,Japan,Jordan,Kazakhstan,Kenya,Kiribati,Korea,North Korea,South Kosovo,Kuwait,Kyrgyzstan,Laos,Latvia,Lebanon,Lesotho,Liberia,Libya,Liechtenstein,Lithuania,Luxembourg,Madagascar,Malawi,Malaysia,Maldives,Mali,Malta,Marshall Islands,Mauritania,Mauritius,Mexico,Micronesia,Federated States of Moldova,Monaco,Mongolia,Montenegro,Morocco,Mozambique,Myanmar (Burma),Namibia,Nauru,Nepal,Netherlands,New Zealand,Nicaragua,Niger,Nigeria,North Macedonia,Norway,Oman,Pakistan,Palau,Panama,Papua New Guinea,Paraguay,Peru,Philippines,Poland,Portugal,Qatar,Romania,Russia,Rwanda,Saint Kitts and Nevis Saint,Lucia Saint Vincent and the Grenadines Samoa,San Marino,Sao Tome and Principe,Saudi Arabia,Senegal,Serbia,Seychelles,Sierra Leone,Singapore,Slovakia,Slovenia,Solomon Islands,Somalia,South Africa,Spain,Sri Lanka,Sudan,South,Suriname,Sweden,Switzerland,Syria,Taiwan,Tajikistan,Tanzania,Thailand,Togo,Tonga Trinidad and Tobago,Tunisia,Turkey,Turkmenistan,Tuvalu,Uganda,Ukraine,United Arab Emirates,United Kingdom,United States,Uruguay,Uzbekistan,Vanuatu,Vatican City,Venezuela,Vietnam,Yemen,Zambia,Zimbabwe