Christopher Landau Visits Paraguay and Argentina
The Deputy Secretary of State is leading a trade delegation to advance regional security and investment opportunities.
Updated on Oct. 20, 2026 in South America

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Deputy Secretary of State Christopher Landau is visiting Paraguay and Argentina from 19 October to 26 October 2026. The trip focuses on expanding regional trade, security cooperation, and developing the Andes-Atlantic Corridor.
Why it matters
The visit aims to strengthen economic ties and security across South America while supporting major infrastructure initiatives. These discussions seek to bolster regional stability amid high-stakes political developments in neighboring Brazil.
The US export-credit framework supports up to US$7 billion in project financing by 2027 to advance the Andes-Atlantic Corridor. Additionally, the Export-Import Bank has offered up to US$6 billion to support the Argentina LNG project.
The players
Christopher Landau
Christopher Landau is the Deputy Secretary of State leading the U.S. delegation to South America.
Delia Ramirez
Delia Ramirez is a U.S. Representative who received a response from the State Department regarding the Brazilian election.
Alexandre de Moraes
Alexandre de Moraes is a Supreme Court justice who was sanctioned by the U.S. Treasury in 2025 before the sanctions were removed.
Flávio Bolsonaro
Flávio Bolsonaro is a Brazilian presidential candidate who secured 47.03% of the vote in the first round of the election.
Lula
Lula is a Brazilian presidential candidate who received 45.16% of the vote in the first round of the election.
The details
Landau is meeting with senior Argentine officials and private-sector leaders to explore investment opportunities and discuss transnational crime mitigation. The initiative follows the launch of the Andes-Atlantic Corridor plan on 23 September 2026.
Timeline
23 September 2026: Andes-Atlantic Corridor plan launched.
4 October 2026: First round of the Brazilian presidential election took place.
19-26 October 2026: Deputy Secretary of State Christopher Landau visits Paraguay and Argentina.
Travel Outlook
This diplomatic visit follows the September 2026 launch of the Andes-Atlantic Corridor, which aims to integrate energy and transport networks across the region. The focus on high-value projects signals a shift toward prioritizing infrastructure connectivity in South American diplomatic relations.
Travelers and stakeholders should monitor the political climate in Brazil closely ahead of the 25 October runoff, which may affect regional transit and security protocols. Potential fluctuations in local markets and infrastructure timelines may occur as the Andes-Atlantic Corridor projects move toward development phases.
The takeaway
Diplomatic efforts are intensifying to connect energy and transport sectors between South American nations through significant US-backed financing. Investors and observers should note that regional stability remains a primary focal point as upcoming elections in Brazil approach.
What happens next
The Brazilian presidential runoff election is scheduled to occur on 25 October 2026.
Further reading
Explore more ongoing diplomatic and economic updates in South America.
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