I have determined to partially restrict and limit the entry of nationals of the following 15 countries: Angola, Antigua and Barbuda, Benin, Cote d 'Ivoire, Dominica, Gabon, The Gambia, Malawi, Mauritania, Nigeria, Senegal, Tanzania, Tonga, Zambia, and Zimbabwe.
Quoted from the source.
Before you go
The conditions that come with this rule, from its official sources.
Conditions from official sources
Entry on a B-1 or B-2 visitor visa is suspended unless the traveler held a valid U.S. visa on January 1, 2026, travels as a dual national on another country's passport, or gets a case-by-case national-interest exception.
Passport validity
The source states no minimum passport validity.
Tourist entry only
These rules cover tourist visits. Work, study and transit follow other rules.
The other way round
What United States passport holders need to visit Tonga.
United States passport Tonga
Visa on arrival · 1 month
Maximum stay
Up to 1 month
Citizens who hold passports from ANY of the countries listed below are granted permission to enter the Kingdom and apply ON ARRIVAL at port of entry for visitor's visa