“Force majeure” clauses are enjoying their day in the sun this year. Historically a boilerplate contract provision that excused performance in the event of some “act of God,” “war or insurrection,” or other unforeseen calamity likely never to occur, force majeure clauses were for years more frequently invoked by contracts professors and bar examiners than in the real world. COVID-19 changed that. Now, as businesses across the economic spectrum grapple with unprecedented supply-chain disruptions, employee unavailability, mandatory quarantines, government shutdown orders, and other impacts of the outbreak, force majeure has become the contract clause du jour. My colleagues Jared Klaus and Matt Moberg explain in this Porter Wright Law Alert.