Indian equities staged a sharp rebound on Tuesday, tracking a broader global rally after U.S. President Donald Trump delayed a planned strike on Iran’s power infrastructure, offering markets a temporary reprieve from the geopolitical shock that has dominated trading through March.

The benchmark Nifty 50 climbed 1.78% to 22,912.40, while the BSE Sensex gained 1.89% to close at 74,068.45, with all major sectors ending in positive territory. The rally was broad-based, extending to mid- and small-cap stocks, both of which advanced more than 2.5%, signaling a temporary return of risk appetite after weeks of sustained selling.

The immediate trigger was a cooling, at least on the surface, of tensions in the Middle East. Trump’s decision to postpone military action, coupled with his assertion of “productive” engagement with Tehran, helped ease fears of an imminent escalation that had pushed oil prices to multi-month highs and rattled global markets.

But the underlying narrative remains unsettled. Iran denied that any negotiations had taken place and launched missiles toward Israel shortly after Trump’s remarks, reinforcing the fragility of the apparent diplomatic opening. The conflicting signals have left investors navigating a narrow path between relief and renewed risk.

For markets such as India, the trajectory of oil prices remains the central variable. As a major energy importer, India is acutely exposed to crude price swings. Brent crude, which had surged to around $114 per barrel on Monday at the height of tensions, eased to just above $100 on Tuesday, offering some breathing room for equities and the currency.

“This seems to be a first step towards de-escalation, although there are contradictory comments from the U.S. and Iran. A drop in oil prices below $90–100 per barrel is crucial for a sustained recovery,” said Anita Gandhi of Arihant Capital Markets.

That threshold reflects the sensitivity of India’s macroeconomic balance to energy costs. Elevated crude prices widen the current account deficit, weaken the rupee, and fuel domestic inflation—forcing policymakers into tighter monetary conditions even as growth shows signs of slowing.

The recent sell-off has already underscored that vulnerability. Indian benchmarks have fallen about 9% this month, as foreign investors pulled capital from local markets amid rising oil prices and deteriorating risk sentiment. The pressure has extended to the currency, with the rupee losing around 4% in 2026 so far, much of it concentrated in March.

On Tuesday, the rupee stabilized modestly, strengthening 0.1% to close at 93.8650 per dollar, as traders recalibrated expectations in light of mixed geopolitical signals. The pause comes after a series of record lows, highlighting how closely currency movements are now tied to developments in the Middle East.

The rebound in equities was led in part by financial heavyweights. HDFC Bank rose 2.8% after appointing external law firms to review the resignation of its former chairman, Atanu Chakraborty. The gain follows a steep three-day decline that wiped out more than $16 billion in market value, amplifying the stock’s influence on benchmark indices.

Sectorally, financials and banking stocks rose over 2%, while autos gained 2.4% and tourism-linked shares jumped nearly 4%, marking a broad cyclical recovery tied to easing oil concerns. Asian Paints added 4.7% after raising prices across its decorative portfolio to offset higher input costs linked to crude.

Even so, the structural pressures facing the Indian economy remain intact. Goldman Sachs has cut its growth forecasts for India in 2026 and warned that policymakers may be forced into a 50-basis-point rate hike to defend the rupee if external pressures persist. That view stands in contrast to earlier expectations of policy easing and reflects how quickly the outlook has shifted.

Market pricing is already adjusting. The one-year non-deliverable overnight index swap (NDOIS), a key gauge of interest rate expectations, has climbed roughly 50 basis points since the conflict began. At the same time, the cost of hedging rupee exposure through dollar/rupee swaps has surged more than 90 basis points, widening the gap between rate expectations and currency risk to over 100 basis points.

“This widening gap is largely driven by concerns over the rupee,” a Singapore-based rates trader told Reuters on anonymity. “A spread around 100 seems very high. However, it is a broken market and could go higher.”

The divergence points to a deeper unease in financial markets. While equities have responded positively to signs of de-escalation, currency and rates markets continue to price in stress, suggesting that investors are not yet convinced the worst has passed.

That caution is echoed across the region. Analysts at MUFG said that while “left tail risk of a destructive scenario has perhaps been avoided for now,” uncertainty continues to cloud the outlook for Asian currencies and interest rates.

The broader implication is that the current rally rests on fragile assumptions. A credible diplomatic breakthrough between Washington and Tehran could stabilize oil prices, ease inflation pressures, and restore confidence in emerging markets like India. But if those efforts falter, the consequences would be severe.

A renewed escalation would likely send crude prices higher again, intensify capital outflows, weaken the rupee further, and force tighter monetary policy at a time when growth is already slowing. For equity markets, that combination would erode earnings visibility and compress valuations, reversing the gains seen in recent sessions.