A US–Iran fight typically causes an immediate risk‑off move: BTC/$ETH volatility spikes and prices often drop first due to de‑risking and liquidations. Then markets focus on oil → inflation → rates; higher oil can pressure crypto, while de‑escalation often brings a rebound, and stablecoin/$BTC usage can rise locally as a “money rail.”#TrumpRejectsIranDeal #WarshTakesFedChair #BitcoinETFMSBTStreak