Law Commons^™

Differing Perceptions? Market Practice And The Evolution Of Foreign Sovereign Immunity, W. Mark C. Weidemaier, Mitu Gulati

Faculty Scholarship

The 20th century witnessed a transformative, “tectonic” shift in international law, from “absolute” to “restrictive” theories of sovereign immunity. As conventionally understood, however, this dramatic transformation represented only a shift in the default rule. Under absolute immunity, national courts could not hear lawsuits and enforce judgments against a foreign sovereign without its consent. Under restrictive immunity, foreign sovereigns were presumptively not immune when they engaged in commercial acts. We demonstrate that market practices undermine this conventional understanding. Using an extensive, two-century data set of contracts between foreign governments and private creditors, we show that contracting parties have long treated absolute …