The content originally appeared on: CNN A version of this story first appeared in CNN's Meanwhile in the Middle East newsletter, a three-times-a-week look inside the region's biggest stories. Sign up here. Iran's nuclear agreement with world powers came into effect that month, but the Trump administration withdrew from it just two years later, leading to a wave of tit-for-tat attacks that affected oil and shipping in the Persian Gulf. Those tensions culminated in a 2019 assault on Saudi oil […]