Recent hawkish shifts by the Federal Reserve, including its September rate hike to the 3.75-4.00% target range and updated dot plot signaling further tightening, have widened the policy gap versus the ECB's 2.50% deposit rate by 125-150 basis points, supporting USD strength and pressuring EUR/USD toward 1.138 levels as of late September 2026. Elevated Treasury yields near 5.22% and energy price volatility have reinforced the dollar's terms-of-trade advantage. Markets now price elevated odds of additional Fed action by year-end, while euro-area inflation remains sticky near 3%. Traders will monitor the October 28 FOMC and October 29 ECB decisions for any narrowing or expansion of the differential, alongside incoming CPI and growth data that could alter rate expectations and implied probabilities on related prediction markets.