Foreign sovereigns have long assumed that the Foreign Sovereign Immunities Act (FSIA) provides them with substantial protection against litigants in United States courts. Although the immunity afforded by the FSIA has never been absolute, two recent developments in the Supreme Court of the United States – both involving the Republic of Argentina – have expanded plaintiffs’ ability to locate sovereign assets and force satisfaction of a judgment, notwithstanding the seemingly broad protections of the FSIA.

The rulings are important for sovereign investors for a number of reasons:

The ISDA 2014 Resolution Stay Protocol, published on November 12, 2014, by the International Swaps and Derivatives Association, Inc. (ISDA),1 represents a significant shift in the terms of the over-the-counter derivatives market.