Anxiety over the looming military action had started to filter into markets on Friday. Brent crude closed at the highest price since July, while the S&P 500 lost 0.4% on the day, capping its biggest monthly loss since March.Saudi Arabia’s Tadawul All Share Index opened almost 5% lower before paring most of that decline in Sunday trading. Meanwhile, Bitcoin recovered and was trading around $68,000. Put options on the cryptocurrency worth $1.87 billion were concentrated at the $60,000 level on Deribit, signal ...