Global financial markets reacted positively following the announcement of a preliminary peace agreement between the United States and Iran aimed at ending their ongoing conflict. Investors responded with gains across major U.S. stock indexes, reflecting optimism that the deal could help alleviate recent disruptions in global energy markets.

On Tuesday, the Dow Jones Industrial Average rose by 468.77 points, or 0.9 percent, closing at a record high of 51,671.03. The broad-based S&P 500 index increased 122.83 points, or 1.7 percent, to end the day at 7,554.29. Technology stocks led the rally, with the Nasdaq Composite surging 795.10 points, or 3.1 percent, to a closing level of 26,683.94.

The conflict had previously contributed to heightened volatility in energy prices, raising concerns over supply stability. Market participants welcomed the tentative truce as a step toward easing tensions in the Middle East, which is a crucial region for global oil production.

While the details of the agreement remain preliminary, investors appear encouraged by the prospect of improved diplomatic relations that could reduce geopolitical risks and help stabilize energy markets. Analysts caution, however, that the situation remains fluid and further developments will be closely monitored to assess the full economic impact.

The markets' strong performance underscores investor appetite for risk in light of the peace deal, with key sectors related to consumer discretionary and technology showing notable gains. The resolution of the conflict between the U.S. and Iran would mark a significant shift in international relations, potentially reopening avenues for trade and cooperation after years of strained ties.