US Issues Level 4 'Do Not Travel' Advisory for 21 Countries Amid Extreme Risks

• The US government has issued its highest travel warning, Level 4: 'Do Not Travel', for 21 countries.
• The advisory urges American citizens to completely avoid these destinations due to extreme safety and security risks.
• Level 4 indicates life-threatening risks and limited US government capacity to provide consular assistance.
• Factors for Level 4 advisories include armed conflict, terrorism, violent crime, civil unrest, and infrastructure collapse.
• The list of 21 countries includes Afghanistan, Ukraine, Russia, Syria, and North Korea, among others.

Why It Matters: US issues highest travel warning for 21 nations due to extreme risks and limited consular aid.