FCDO Updates US Travel Advice Amid Entry Bans

The UK Foreign, Commonwealth & Development Office (FCDO) issues fresh travel guidance for the USA, highlighting updated entry requirements and potential disruptions as of March 13, 2026. President Trump's December 2025 proclamation fully bans entry for nationals from 20 countries including Afghanistan, Iran, Syria, and Yemen, plus those using Palestinian Authority documents, effective January 1, 2026. Exceptions apply to green card holders and individuals with valid visas issued before the date.