Page:New York v. New Jersey (2023).pdf/2

2 stipulating only for performance terminable at the will of either party.” 1 R. Lord, Williston on Contracts §4:23, p. 570. Here, the States delegated their sovereign authority to the Commission on an ongoing and indefinite basis. The default contract-law rule therefore “speaks in the silence of the Compact” and indicates that either State may unilaterally withdraw. New Jersey v. New York, 523 U. S. 767, 784.

, delivered for a unanimous Court.