Archive · 25 Aug 2026
South Korea and US pledge cooperation amid North Korea tensions
South Korea and the United States talked about North Korea’s nuclear weapons issue.
Their foreign ministers, Cho Hyun and Marco Rubio, held a phone call.
They agreed to keep working closely together.
They said cooperation was important for peace on the Korean Peninsula.
They also wanted to keep their joint defense strong.
Cho said South Korea would support efforts to restart talks between the United States and North Korea.
The allies still have disagreements about military exercises, trade and investment.
The ministers agreed to meet again for more detailed discussions.
South Korean Foreign Minister Cho Hyun and U.S. Secretary of State Marco Rubio discussed alliance issues by phone.
The two sides agreed to maintain close communication on North Korea’s nuclear issue and peace on the Korean Peninsula.
They emphasized cooperation while maintaining a solid combined defense posture.
Cho said Seoul would support efforts to restart dialogue between Washington and Pyongyang.
The call occurred amid tensions over military exercises, tariffs, investment and wider security cooperation.
- Who
- South Korean Foreign Minister Cho Hyun and U.S. Secretary of State Marco Rubio.
- What
- They agreed to maintain close communication and cooperation on North Korea’s nuclear issue, peace on the Korean Peninsula and alliance matters.
- When
- Monday, August 24; the year is not specified in the article.
- Where
- The officials spoke by phone; the call’s specific location was not stated.
- Why
- To coordinate on North Korea, maintain the combined defense posture and address pending security, trade and investment issues.
Alliance cooperation and dialogue
Alliance strain and unresolved disputes
Approach to North Korea
Alliance cooperation and dialogue
South Korea and the United States said close coordination could support peace and help resolve North Korea’s nuclear issue, while Seoul backed efforts to restart dialogue.
Alliance strain and unresolved disputes
The South Korean ministry’s statement did not explicitly mention the allies’ usual commitment to North Korea’s denuclearization, raising questions about how closely their approaches are aligned.
Military exercises and security
Alliance cooperation and dialogue
The two governments emphasized continued cooperation and a solid combined defense posture.
Alliance strain and unresolved disputes
Trump’s announced scaling back of joint military exercises and his outreach to North Korea have raised concerns among analysts that U.S. unpredictability could strain the alliance.
Trade and investment
Alliance cooperation and dialogue
The officials agreed to seek mutually beneficial outcomes on tariffs, investment and security cooperation.
Alliance strain and unresolved disputes
South Korea has not announced details of its pledged $350 billion U.S. investment, while unresolved investment and other issues could become sources of friction.
- Participants
- Cho Hyun, South Korea’s foreign minister, and Marco Rubio, the United States secretary of state.
- Main issue
- North Korea’s nuclear issue and peace on the Korean Peninsula.
- Defense posture
- The sides agreed to maintain a solid combined defense posture.
- Dialogue efforts
- Cho said Seoul would help support a resumption of dialogue between Washington and Pyongyang.
- Other pending issues
- Tariffs, investment and security cooperation were also discussed.
- Planned follow-up
- Cho and Rubio agreed to meet in the near future for in-depth discussions.
- Investment figure
- South Korea has pledged to invest $350 billion in the United States under a trade deal signed last year.