President Donald Trump has announced a ban on citizens from 12 countries from traveling to the United States, citing national security concerns. The decision, which marks a significant development in U.S. immigration and foreign policy, targets nations that the administration says have failed to meet key security and information-sharing standards.

According to officials, the ban will affect both immigrant and non-immigrant visa applicants from these countries, though the scope of restrictions may vary. The administration argues that the move is necessary to protect Americans from potential threats posed by individuals from countries with weak vetting procedures or ties to terrorism.

Among the countries included in the new restrictions are Iran, Syria, Libya, Yemen, Somalia, North Korea, Venezuela, Nigeria, Myanmar, Eritrea, Kyrgyzstan, and Sudan. In some cases, the ban applies to most types of visas, while in others, it is limited to government officials or specific categories of travelers.

Critics of the policy argue that the ban unfairly targets certain populations and could harm families, international students, and business travelers. Legal and civil rights groups have already begun to push back, warning of potential lawsuits and protests. However, the administration maintains that the move is a matter of national security, not discrimination.

The travel ban is expected to take effect in the coming days, with federal agencies working to implement the necessary changes and provide guidance to airlines, embassies, and immigration officials. The situation is developing, and updates are expected as further details are released.