S. Korea says rights must not be 'unfairly violated' after US raid on Hyundai-LG battery plant site

South Korea on Friday voiced "concern and regret" over a major raid by US immigration authorities on a battery plant construction site run by South Korean companies, saying individuals' rights should not be unfairly infringed upon, Report informs via Yonhap.

The foreign ministry issued the statement after US immigration authorities detained as many as 450 workers, including more than 30 South Koreans, at the facility operated by Hyundai Motor Group and LG Energy Solution Ltd. in Georgia on Thursday (local time).

The US authorities said it was part of an investigation into undocumented individuals, according to local media reports.

"The economic activities of our companies investing in the US and the rights and interests of our nationals must not be unfairly violated," ministry spokesperson Lee Jae-woong said in a press briefing.

"We conveyed our concern and regret through the US Embassy in Seoul today," Lee said.

Seoul dispatched embassy and consular officials in Washington and Atlanta to the site, and instructed local diplomatic missions to set up an on-site task force to deal with the matter, the ministry said.