In a surprising turn of events, major U.S. stock indexes - the Dow, S&P 500, and Nasdaq - closed higher on Tuesday, as investors seem to be betting on a potential de-escalation of tensions between the U.S. and Iran. However, this optimism may be premature, as Reuters reports that President Trump faces a May 12th deadline to decide on the future of the Iran nuclear deal.

A High-Stakes Gamble

The market's bullish response suggests that investors are betting on a diplomatic resolution, but as our earlier coverage explored, this could be a risky gambit. Trump's past rhetoric on the Iran deal has been decidedly hawkish, and abandoning the agreement could have far-reaching economic consequences.

As BBC reports, reinstating sanctions on Iran would likely disrupt global oil supplies, potentially sending prices skyrocketing. This, in turn, could trigger a broader economic slowdown, undermining the very market optimism that's driving stocks higher today.

Bracing for Impact

The implications of Trump's Iran decision go well beyond the stock market. Bracing for Impact: Trump's Iran Tensions Threaten Economic Shockwaves examines how renewed sanctions could impact everything from international trade to the price of everyday goods.

As The New York Times reports, the stakes couldn't be higher. Investors may be celebrating prematurely - the real test will come on May 12th, when Trump's decision could send shockwaves through the global economy.