Dollar Falters as Iran Offers to Reopen Hormuz Strait

The dollar saw significant fluctuations on Tuesday after Iran's offer to reopen the Strait of Hormuz led to a decline in oil prices.

Oil prices fell sharply, with Brent crude dropping below $99. This decrease in oil prices could ease inflationary pressures and reduce the need for higher US interest rates, which would erode the dollar's yield advantage over other currencies.

The dollar index, which tracks the US currency against six major peers, was 0.02% lower at 100.4 after reaching its highest level since late July earlier in the session.

Meanwhile, investors are weighing whether the Bank of Japan will raise rates quickly enough to close the gap with global peers. The Japanese currency has been under pressure despite the BOJ's rate hike last week, and traders view the dissent from two policymakers as a warning that additional hikes may be harder to implement.