The Yemeni group has escalated attacks on the Saudi-led coalition amid a push west to squeeze traffic from the Red Sea The attacks on Saudi Arabia have shocked global energy markets roiled by the six-month US-Iran war, which has slowed shipping through the Strait of Hormuz to a trickle. Key points and original sources are listed below.

• The Yemeni group has escalated attacks on the Saudi-led coalition amid a push west to squeeze traffic from the Red SeaS1

• The attacks on Saudi Arabia have shocked global energy markets roiled by the six-month US-Iran war, which has slowed shipping through the Strait of Hormuz to a trickle.S2