EUR/USD fell to a four-session low on Wednesday, weighed down by a combination of escalating geopolitical tensions and bearish technical signals that have left long-positioned investors increasingly exposed to downside risk. The primary catalyst was an overnight escalation in U.S.-Iran tensions, which triggered a classic flight to safety. Oil prices , the U.S. dollar, and Treasury yields all rallied as a result, while riskier assets including equities , gold , and silver sold off sharply — all of which compounded downward pressure on the pair.

From a technical standpoint, the picture has deteriorated since the July 2 daily high. EUR/USD has slipped below its rising 10-day moving average and pierced the base of its rising channel on the daily chart, signaling that the rally off the June 24 low may have only been a corrective bounce within a broader downtrend. Wednesday's daily inverted hammer candle, along with falling RSI readings on both the daily and monthly timeframes, reinforces the view that downward momentum is building.

Should the pair close below the channel base, the channel pattern would be considered complete, opening the door to a test of the 1.1050–1.1100 area — a target derived from the measured move of the June 15 to June 24 decline. Any further escalation in U.S.-Iran tensions would meaningfully amplify these downside risks.
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(Christopher Romano is a Reuters market analyst. The views expressed are his own)