arabia-yemen, iran Using Proxies, Iran Appears to Be Hitting Back in the Fight Over Oil Experts believe Tehran is behind recent attacks on Saudi oil installations and vessels. May 14, 2019 Historyscoper https://foreignpolicy.com/2019/05/14/using-proxies-iran-appears-to-be-hitting-back-in-the-fight-over-oil-houthis-drone-fujairah-pipeline/