Cosmos hosted Sovereign Day Buenos Aires on November 18, 2025, uniting financial institutions, policymakers, and blockchain leaders to discuss the role of decentralized technology in global finance. The event featured prominent speakers from McKinsey & Company and Solana, emphasizing the increasing demand for customizable, compliance-ready blockchain infrastructure. Maghnus Mareneck, Co-CEO of Cosmos Labs, highlighted the platform's growing influence in Latin America, including partnerships with governments on digital currencies and cross-border initiatives. This event is part of the Sovereign Series, a global effort to examine blockchain adoption across various markets.