U.S. Senate Iran war powers vote tests Trump; BTC waits on oil risk relief

The U.S. Senate advanced an Iran war powers measure against President Donald Trump’s Iran strategy. On May 19, the procedural vote passed 50-47, with four Republicans joining Democrats. Sponsor Sen. Tim Kaine said Congress should “slam the brakes” on what he called an “illegal war.” Reuters reports the bill would effectively end the Iran war unless Trump seeks congressional authorization. However, it faces major hurdles: full Senate approval, a Republican-led House vote, and a potential Trump veto. To override a veto, Congress would need a two-thirds majority in both chambers, otherwise the bill would pressure withdrawal of U.S. troops. For crypto traders, the key question is whether de-escalation headlines reduce macro risk. After the Senate vote, BTC stayed near $77,200 and was broadly flat, suggesting markets remain sensitive to oil/Strait of Hormuz risk and inflation concerns. HashKey Group’s Tim Sun framed the Iran war powers vote as a “mild positive catalyst,” while Bitrue’s Andri Fauzan Adziima called it a potentially “strong bullish catalyst,” citing a possible 6%-10% relief rally if tensions ease. Bottom line: this Iran war powers vote increases political uncertainty in the near term. BTC reaction may remain muted unless Congress advances the bill and oil/Strait of Hormuz tensions cool; otherwise pricing may revert to headline-driven risk sentiment.