South Korea outraged as Hyundai-LG workers return home after US raid

A September 4, 2025 immigration raid detained 330 workers at a Hyundai–LG battery site in Georgia, sparking outrage in Seoul. Most South Koreans returned September 12. Washington and Seoul formed a working group to design visa solutions for short-term technical labor to prevent future disruptions to U.S. clean-energy supply chains.

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Key takeaways
U.S. agents detained 330 Asian workers, including 316 South Koreans, at a Hyundai–LG battery site on September 4, 2025.
Most detained South Korean workers returned on a Korean Air charter that landed at Incheon on September 12, 2025.
Washington and Seoul formed a bilateral working group to design visa fixes for short-term technical industrial work.

(GEORGIA) More than 300 South Korean workers were detained in an immigration raid at a Hyundai–LG Energy Solution battery factory site in Georgia on September 4, 2025, triggering a political storm in Seoul and urgent talks with Washington. U.S. officials said the workers broke visa rules. South Korea called the operation a “humiliation” and warned the fallout could hit future investment. The episode has become a major test for allies amid a push to build the U.S. electric vehicle supply chain in Georgia and beyond.

Detentions, release, and swift diplomatic fallout

South Korea outraged as Hyundai-LG workers return home after US raid
South Korea outraged as Hyundai-LG workers return home after US raid

U.S. agents detained 330 Asian workers, including 316 from South Korea, at the construction site and moved them to a detention center in Folkston, Georgia. The group included a pregnant woman and workers from China, Japan, and Indonesia.

After days of tense negotiations, the United States allowed most of the South Korea nationals to fly home on a Korean Air charter flight that landed at Incheon on September 12, 2025. Officials in Seoul greeted the returnees at the airport, promising support and pledging that this would not happen again.

Public anger spiked after U.S. video footage showed some South Korea workers in shackles. Families said they struggled to reach their relatives while they were held. Senior Korean officials said the treatment felt like handling “prisoners of war,” language that resonated widely in Seoul.

President Lee Jae Myung condemned the raid as an “unjust infringement,” and Foreign Minister Cho Hyun flew to Washington to secure their release and to push for changes that would let skilled Korean technicians return to Georgia to finish the job.

The U.S. side, including Homeland Security Investigations official Steven Schrank, said the operation targeted people who overstayed, entered without proper documents, or violated entry terms. Detainees were reportedly told to choose between immediate deportation, which carries a five-year reentry ban, or staying in detention to fight their cases—a process that could take months. Most chose to go home. At least one worker stayed in the United States because of family ties.

The Hyundai–LG project—valued at $5.5 billion and expected to create up to 8,500 jobs—suffered a temporary halt in Georgia. LG Energy Solution CEO Kim Dong Myung said delays would be “manageable,” but Korean firms are now reassessing U.S. timelines and staffing plans.

President Lee warned that unless Washington fixes the visa bottleneck, companies could rethink future projects. The tone is notable given the scale of South Korea’s recent announcements to support U.S. high-tech manufacturing.

Diplomatic pressure delivered some immediate movement. Both governments agreed to form a bilateral working group to fix the root causes. South Korea says the United States also agreed in principle to let many of the same workers come back to complete time-sensitive installation work once proper entries are arranged.

The effort comes at a delicate moment, with strict enforcement emphasized under President Trump in 2025 after earlier signals from the President Biden administration that visa rules for short technical trips would be enforced more tightly.

Visa rules at the heart of the clash

At issue is the long-running practice of sending short-term specialists—engineers and installers—to set up complex machinery at U.S. plants. Many of the detained South Korea workers entered on B-1 business visas or through the Visa Waiver Program, often called ESTA.

These entries allow certain meetings and site visits but do not permit “work” in the United States or pay from a U.S. source. According to the U.S. Department of State, these categories are limited to business activities such as consultations and contract negotiations; they are not for hands-on installation or servicing that counts as employment.

💡 Tip
If you rely on short-term B-1/ESTA for site work, plan a parallel path for proper work-authorized entry before any hands-on installation begins.

Readers can review the government’s guidance at the State Department’s visa portal: U.S. Visas – travel.state.gov.

Immigration lawyers say the proper options—such as H-1B for specialty occupations or L-1 for intracompany transferees—often do not fit urgent, short-term needs at greenfield sites.

  • H-1B visas have annual caps and strict criteria.
  • L-1 visas require a qualifying corporate relationship and prior employment abroad.

For a team of installers needed for only a few weeks or months, these routes can be slow or impractical. As a result, companies leaned on B-1/ESTA entries—a gray area that many say had been tolerated for years. That tolerance is now gone, and the immigration raid in Georgia shows the new risk.

Charles Kuck, an immigration attorney representing several detainees, said the workers have specialized knowledge that cannot be replaced quickly by local hires. Industry leaders, including Park Tae-sung of the Korea Battery Industry Association, echoed that point.

They argue that without fast legal pathways for urgent technical tasks, factories will stall and costs will rise, hitting both sides of the Pacific.

Proposed fixes and bilateral talks

South Korea and the United States are discussing a new visa category or quota tailored to short-term industrial work by vetted technicians. The bilateral working group is expected to present ideas in the coming months.

Proposals under consideration include:

  • Time-limited entries with clear job scopes
  • Stronger employer guarantees
  • Rapid verification of skills
  • Quotas or dedicated tracks for high-skill short-term industrial work
  • Quicker processing and clearer rules so firms know exactly what is allowed on site

According to analysis by VisaVerge.com, a dedicated visa track for short-term, high-skill industrial work could protect supply chains while keeping enforcement strong at U.S. worksites. Until then, legal exposure will stay high, and factory timelines could slip each time a project reaches the installation phase.

Human and local economic impact

The human toll is real. Workers described fear and confusion as officers arrived, and families back home spent days without direct contact. The choices put before detainees—leave now and face a five-year bar, or remain locked up while waiting for court—felt harsh to many in South Korea.

⚠️ Important
Avoid using visas intended for meetings or visits for concrete on-site labor; misclassification can trigger detention, delays, and penalties for your project.

For community leaders near the plant, the freeze hit local construction schedules and payrolls. County officials worry that future talent pipelines could dry up if firms avoid sending specialists to the United States 🇺🇸.

For businesses, the lesson is immediate:

  1. Do not rely on B-1/ESTA for any activity that might be seen as labor or services in the U.S.
  2. Build lead time for proper work-authorized entries if the role involves hands-on installation or servicing.
  3. Keep full records showing who pays wages, what tasks are planned, and how long staff will remain on site.
  4. Prepare contingency staffing plans in case inspectors arrive without notice.

Wider implications and next steps

This episode comes after high-level summits and large Korean investments tied to U.S. clean-energy goals. The stakes are more than diplomatic language: if short-term specialists cannot enter lawfully and quickly, assembly lines wait, and communities in Georgia lose momentum promised by the Hyundai–LG site.

📝 Note
Document wage payments, planned tasks, and duration of stay for all staff; keep clear records to prove proper work authorization if questioned by inspectors.

Both governments now accept that current rules do not match what modern industrial projects need. The bilateral working group will have limited time to recommend workable fixes.

For now, most of the 316 South Korea nationals are back home. Seoul says they may be allowed to return later to Georgia once lawful entries are secured.

Important: Without a timely fix, the shock from the September 4, 2025 raid will echo through budgets, hiring plans, and boardrooms on both sides of the alliance.

VisaVerge.com
Learn Today
B-1 visa → A U.S. business visitor visa allowing certain short-term business activities but not hands-on employment or U.S.-paid work.
ESTA (Visa Waiver Program) → Electronic authorization for short visits from participating countries; permits limited business activities, not employment.
H-1B → A U.S. temporary visa for specialty occupations requiring specialized education; subject to annual caps and strict criteria.
L-1 → An intracompany transferee visa for employees transferring from a foreign branch to a U.S. affiliate; requires qualifying corporate relationship.
Charter flight → A specially arranged flight hired to transport a specific group, used here to repatriate detained South Korean workers.
Bilateral working group → A joint team of officials from two countries created to address policy issues and propose practical solutions.
Five-year reentry ban → A penalty for deportation where individuals face prohibition from reentering the U.S. for five years.
Greenfield site → A new construction project where facilities are built from scratch, often requiring specialized temporary installers.

This Article in a Nutshell

On September 4, 2025, U.S. agents detained 330 workers at a Hyundai–LG Energy Solution battery construction site in Georgia, including 316 South Koreans, citing visa violations for hands-on installation performed under B-1 or ESTA entries. Video of restrained detainees intensified public outrage in Seoul and prompted urgent diplomatic engagement. Most South Korean nationals returned on a Korean Air charter on September 12, 2025. The raid halted the $5.5 billion project temporarily and raised concerns about staffing and timelines. Seoul and Washington agreed to form a bilateral working group to propose visa reforms—such as time-limited entries, rapid verification, employer guarantees, or a dedicated short-term industrial visa—to reconcile enforcement with industry needs. Until a fix is implemented, companies should avoid relying on B-1/ESTA for on-site labor and plan for proper work-authorized entries, documentation, and contingencies.

— VisaVerge.com
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Oliver Mercer
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As the Chief Editor at VisaVerge.com, Oliver Mercer is instrumental in steering the website's focus on immigration, visa, and travel news. His role encompasses curating and editing content, guiding a team of writers, and ensuring factual accuracy and relevance in every article. Under Oliver's leadership, VisaVerge.com has become a go-to source for clear, comprehensive, and up-to-date information, helping readers navigate the complexities of global immigration and travel with confidence and ease.
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