India, Sept. 7 -- US federal agents arrested 475 workers in a sweeping raid on the construction site of a Hyundai Motor-LG Energy Solution joint venture plant in Georgia, in what authorities described as the largest single-site immigration operation carried out under President Donald Trump's anti-migrant drive.

Officials said most of those detained were South Korean nationals suspected of working illegally in the United States.

The raid took place at the $350 billion battery plant project in Ellabell, which had earlier been touted by Georgia leaders as the state's largest economic development investment and a cornerstone of U.S. electric vehicle production.

The raid comes against the backdrop of strained U.S.-South Korea relations foll...