South America: International Law

Brazil has formally challenged U.S. tariffs through the World Trade Organization, but according to former Brazilian diplomat and attorney Régis Arslanian, this multilateral approach may prove largely ineffective. The action raises questions about the declining power of international trade dispute mechanisms and whether traditional diplomatic channels still hold sway over major economic powers.

The Office of the United States Trade Representative has launched a Section 301 investigation citing Brazilian deforestation as grounds for imposing additional tariffs on certain products.

La Secretaría de Economía de México ha iniciado una investigación antidumping sobre las importaciones de ácido esteárico de origen animal proveniente de Argentina. El procedimiento examina si estas importaciones...

Investment treaty arbitration requires careful analysis of temporal jurisdiction to determine whether challenged State conduct falls within a treaty's scope. This examination explores the legal framework governing...

Senator Carlos Portinho has introduced Amendment #8 to Bill No. 2,210/2022, proposing significant measures to protect Brazilian judicial sovereignty in patent disputes. The amendment introduces mechanisms to counter foreign anti-suit injunctions and interim licenses that interfere with Brazilian court proceedings, including business suspension powers and substantial financial penalties. How will this legislative initiative reshape Brazil's approach to international patent litigation and strengthen its innov

The Supreme Court's January 27, 2025 decision denying the Republic of Argentina's petition for a writ of certiorari in Argentina v. Attestor Master Value...

Investment treaty arbitration requires careful analysis of temporal jurisdiction to determine whether challenged State conduct falls within a treaty's scope. This examination explores the legal framework governing...

Brazil has formally challenged U.S. tariffs through the World Trade Organization, but according to former Brazilian diplomat and attorney Régis Arslanian, this multilateral approach may prove largely ineffective. The action raises questions about the declining power of international trade dispute mechanisms and whether traditional diplomatic channels still hold sway over major economic powers.

The Office of the United States Trade Representative has launched a Section 301 investigation citing Brazilian deforestation as grounds for imposing additional tariffs on certain products.