U.S.-Saudi ties strained The alleged killing of prominent Saudi journalist Jamal Khashoggi in Istanbul is straining a decades-long relationship based on mutually dependent interests OIL U.S. is far less dependent on Saudi oil than it once was, but as world’s largest crude exporter, Saudi Arabia can still exert enormous influence over oil prices Saudi threat to cut supply in retaliation for sanctions over Khashoggi affair would push up global prices, plunging U.S. economy into recession President Donald Trump is counting on Saudi Arabia to release more oil on to market to squeeze Tehran after U.S. reimposes sanctions on Iranian oil sector on Nov 4 ISRAEL-PALESTINIANS Trump’s senior adviser and son-in-law Jared Kushner hopes to strike peace agreement between Israel and Palestinians, but securing Saudi backing is crucial ARMS SALES Saudi Arabia is biggest foreign recipient of U.S.-made weapons Trump says he is “against” cancelling $110 billion order for U.S. arms signed in 2017 because it would affect American jobs. However, Riyadh has so far only followed through on $14.5bn in purchases YEMEN-IRAN U.S. military refuels jets for Saudi-led coalition airstrikes against Iranian-backed Houthi rebels and also engages in limited intelligence sharing U.S. lawmakers are increasingly uneasy over civilian casualties in Yemen. Khashoggi case could accentuate calls in Congress to limit U.S. support for coalition COUNTER-TERRORISM U.S. regards Saudi cooperation on counter-terrorism as invaluable, as Saudis can exploit unrivalled network of tribal family connections to infiltrate militant strongholds Exchange of information between Riyadh and Washington could suffer if U.S. takes measures over Khashoggi’s disappearance KC-135 Stratotankers have carried out more than 2,800 refuelling operations over Horn of Africa since Saudi Arabia launched war in Yemen in 2015 Crown Prince Mohammed bin Salman Istanbul TURKEY SYRIA LEB. IRAQ Riyadh SAUDI ARABIA Tehran IRAN QATAR UAE OMAN YEMEN 400km 250 miles BU-12 Paveway II laser-guided bombs © GRAPHIC NEWS Sources: Reuters, BBC, NYT Pictures: Newscom, Associated Press, U.S. Air Force