因果与轮回，美国非法移民困局难解

Core Viewpoint - The article discusses the ongoing issues surrounding illegal immigration in the United States, highlighting the contrasting approaches of former President Trump and the current Biden administration, particularly in terms of deportation efforts and the complexities of the illegal immigration problem [1][6][9]. Group 1: Trump's Approach to Immigration - Trump invited Elvin Hernandez, an ICE agent, to symbolize his administration's stance on illegal immigration, focusing on criminal aspects associated with illegal immigrants [3][5]. - Trump's narrative consistently framed illegal immigrants as criminals, which influenced his policies, including the construction of a border wall and mass deportations [5][6]. - Despite Trump's efforts, data indicates that the Biden administration has achieved higher deportation numbers than Trump did during his presidency [6][7]. Group 2: Challenges in Addressing Illegal Immigration - The scale of illegal immigration in the U.S. is significant, with estimates suggesting around 11 million undocumented immigrants, making effective deportation a long-term challenge [9]. - The economic appeal of the U.S. as a global economic hub continues to attract new illegal immigrants, complicating the situation further [11]. - Historical and cultural ties between undocumented immigrants and local communities, particularly in states like California, create additional barriers to simple deportation solutions [13][14].