# US, Japan and South Korea sign Arctic cooperation memorandum in Atlanta

> US Secretary of State Marco Rubio and the foreign ministers of South Korea and Japan signed an Arctic cooperation memorandum during talks in Atlanta on 30 October. South Korea’s foreign ministry published its account on 31 October, identifying the other participants as Cho Hyun and Toshimitsu Motegi.

- Canonical URL: https://newsverum.com/en/news/us-japan-south-korea-atlanta-arctic-cooperation-october-2026
- Publisher: Newsverum
- Section: Government
- Country: United States
- Published: 2026-10-31T07:46:40+00:00
- Updated: 2026-10-31T07:46:40+00:00
- Event / data period: 2026-10-30
- Other editions: [Türkçe](https://newsverum.com/tr/news/us-japan-south-korea-atlanta-arctic-cooperation-october-2026.md), [العربية](https://newsverum.com/ar/news/us-japan-south-korea-atlanta-arctic-cooperation-october-2026.md), [Français](https://newsverum.com/fr/news/us-japan-south-korea-atlanta-arctic-cooperation-october-2026.md), [Español](https://newsverum.com/es/news/us-japan-south-korea-atlanta-arctic-cooperation-october-2026.md), [Deutsch](https://newsverum.com/de/news/us-japan-south-korea-atlanta-arctic-cooperation-october-2026.md), [Português](https://newsverum.com/pt/news/us-japan-south-korea-atlanta-arctic-cooperation-october-2026.md)

The ministers agreed to deepen cooperation on maritime safety, emergency response and economic activities in the Arctic Pacific region. The ministry said they would develop the work through the Arctic Council and a new working group, while strengthening practical cooperation on critical-mineral supply chains, small modular reactors, artificial intelligence and emerging technologies.

They also discussed the Korean Peninsula, deterrence and efforts to pursue peace, stability and denuclearization through dialogue and diplomacy. The announcement records a memorandum and further cooperation plans; it does not identify a newly funded construction project or report that the region’s security challenges have been resolved.

## Data

### Source publication

Publication of the official announcement on 31 October 2026.

Methodology: The date records publication of the cited primary source. Statistical reference periods and announced future actions are identified in the article.

| date | label | description | status |
|---|---|---|---|
| 2026-10-31 | US, Japan and South Korea sign Arctic cooperation memorandum in Atlanta | US Secretary of State Marco Rubio and the foreign ministers of South Korea and Japan signed an Arctic cooperation memorandum during talks in Atlanta on 30 October. South Korea’s foreign ministry published its account on 31 October, identifying the other participants as Cho Hyun and Toshimitsu Motegi. | occurred |

Sources: <https://www.mofa.go.kr/www/brd/m_4080/view.do?page=1&pitem=10&seq=377707> · Download data: [JSON](https://newsverum.com/api/v1/articles/us-japan-south-korea-atlanta-arctic-cooperation-october-2026/data/source-announcement?lang=en&format=json) · [CSV](https://newsverum.com/api/v1/articles/us-japan-south-korea-atlanta-arctic-cooperation-october-2026/data/source-announcement?lang=en&format=csv)

## Sources

- [Ministry of Foreign Affairs, Republic of Korea](<https://www.mofa.go.kr/www/brd/m_4080/view.do?page=1&pitem=10&seq=377707>) (Source checked: 2026-10-31; Published: 2026-10-31)

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