The [official, English] name of the country can be seen here.
Choose the appropriate Alpha 2 code (https://www.iban.com/country-codes)
Choose the appropriate Alpha 3 code (https://www.iban.com/country-codes)
Search for the country in the Virtual International Authority File, in order to connect OSA's database with the international standards. Then select it!
Search for the corresponding article in Wikipedia in order to connect OSA's database with Wikipedia.