特朗普签了！进一步限制外国公民入境美国

Core Points - The article discusses the recent immigration policy changes by the U.S. government under President Trump, including the signing of an announcement that imposes further restrictions on foreign citizens' entry into the U.S. [2] Group 1: Immigration Restrictions - The U.S. has implemented comprehensive entry restrictions for citizens from Burkina Faso, Mali, Niger, South Sudan, and Syria, as well as for holders of travel documents issued by the Palestinian Authority [2] - Laos and Sierra Leone, which previously had partial restrictions, are now subject to comprehensive entry limitations [2] - Partial entry restrictions are also applied to 15 countries, including Angola, Benin, Nigeria, and Tanzania [2] Group 2: Visa Revocations - Since the beginning of the year, approximately 80,000 non-immigrant visas have been revoked by the U.S. government, with reasons including DUI, assault, and theft [5] - Of the revoked visas, around 16,000 were due to DUI, 12,000 for assault, and 8,000 for theft, indicating that these three categories account for nearly half of the total revocations [5] - The government has intensified scrutiny on legal visa holders, including students, with reports of hundreds to thousands of student visas being revoked for various violations [5][6] Group 3: Enhanced Visa Screening - The U.S. government has strengthened the visa issuance review process, tightening social media scrutiny and expanding background checks [6]