EUR/USD, AUD/USD React to First War-Driven Rate Hike; DXY Shifts

The forex landscape is undergoing a significant repricing following the first interest rate hike directly attributed to war-related inflationary pressures. The US Dollar Index (DXY) is experiencing notable volatility as markets digest the Federal Reserve's decision to raise rates amid surging energy costs driven by the Iran conflict. EUR/USD faces downward pressure as the rate differential widens in favor of the greenback, while AUD/USD is caught between opposing forces — benefiting from elevated commodity prices but weighed down by a stronger dollar and risk-off sentiment. Brent crude futures remain a critical driver, with elevated oil prices feeding through to headline inflation and forcing central bank action. The war-driven hike marks a paradigm shift in monetary policy rationale, moving beyond traditional economic cycle considerations to conflict-induced inflation management. Traders should watch for further hawkish rhetoric from the Fed and potential follow-through rate actions. Key technical levels on EUR/USD and AUD/USD are under pressure, with support zones being tested as the dollar broadly strengthens on rate expectations and safe-haven demand.