The legal drinking age:

🇨🇫 Central African Republic: 15
🇲🇱 Mali: 15
🇦🇹 Austria: 16
🇧🇪 Belgium: 16
🇩🇪 Germany: 16
🇱🇺 Luxembourg: 16
🇨🇭 Switzerland: 16
🇲🇹 Malta: 17
🇦🇷 Argentina: 18
🇦🇺 Australia: 18
🇧🇷 Brazil: 18
🇫🇷 France: 18
🇳🇬 Nigeria: 18
🇷🇺 Russia: 18
🇹🇷 Türkiye: 18
🇬🇧 United Kingdom: 18
🇻🇳 Vietnam: 18
🇨🇦 Canada: 18-19
🇦🇪 United Arab Emirates: 18-21 (or illegal)
🇮🇳 India: 18-21 (or illegal)
🇶🇦 Qatar: 19
🇰🇷 South Korea: 19
🇮🇸 Iceland: 20
🇯🇵 Japan: 20
🇹🇭 Thailand: 20
🇺🇿 Uzbekistan: 20
🇧🇭 Bahrain: 21
🇪🇬 Egypt: 21
🇮🇩 Indonesia: 21
🇺🇸 United States: 21
🇪🇷 Eritrea: 25
🇦🇫 Afghanistan: illegal
🇮🇷 Iran: illegal
🇰🇼 Kuwait: illegal
🇱🇾 Libya: illegal
🇲🇻 Maldives: illegal
🇵🇰 Pakistan: illegal
🇸🇦 Saudi Arabia: illegal
🇸🇴 Somalia: illegal
🇧🇫 Burkina Faso: no age limit
🇬🇼 Guinea-Bissau: no age limit
🇹🇱 Timor-Leste: no age limit
🇹🇬 Togo: no age limit
🇪🇭 Western Sahara: no age limit