Last updated: May 10, 2023 *See below for COVID-19 Information for Sao Tome and Principe The CDC’s order requiring proof of vaccination for non-U.S. citizens traveling to the United States has changed. For more information, see Update on Change to U.S. Travel Policy Requiring COVID-19 Vaccination for nonimmigrant travel . Check the CDC website for additional information and Frequently Asked Questions . COVID-19 Information for Angola   Entry and Exit Requirements Are …