19 Countries Off Limits for American Travelers: What You Should Know

5. Equatorial Guinea: Focus on Student Visa Overstays

Why It's Banned: This small, oil-rich nation faces a full suspension due to exceedingly high visa overstay rates, particularly notable for student and exchange visitor visas. This signals a direct U.S. concern over its citizens' adherence to immigration terms. For a country with limited global visibility, this ban could disproportionately affect its small diaspora and aspiring international students seeking educational or professional development opportunities abroad.