Though roughly equal in the number of troops, the two militaries bring strikingly different tactics and firepower.

To get a better sense of what’s driving the oil market and what economic risks might lie ahead, MM caught up with Rory Johnston, an oil market analyst at research service Commodity Context who’s been following all of this closely.

Israel and Iran have been enemies for decades — but this is their most sustained direct fighting ever. Here’s how a shadow war erupted into an overt conflict.