The dollar fell against major currencies on Monday as hopes of a deal to reopen the Strait of Hormuz pushed oil prices below $100 per barrel, even as the US and Iran played down the chances of reaching an agreement soon.

The strait – which links the region to world markets – has been subject to a double blockade, with curbs imposed by both Iran and the US.

Oil prices fell sharply as traders priced in growing hopes that a U.S.-Iran deal could reopen the Strait of Hormuz and ease the global supply shock.