With the use of electronic jamming systems and interceptor drones, the Ukrainian national oil and gas company may be a model for others.

A new phase targeting oil and gas infrastructure in the Persian Gulf threatens to hurt businesses and customers around the world for months or even years.

Strikes continued in the region as attacks on energy infrastructure rattled global markets.

Bangladesh is taking steps to conserve electricity, which its factories need to keep stitching together the world’s clothing.

President Vladimir V. Putin threatened to cut off remaining gas supplies to Europe as the Iran war drives a surge in energy costs.

The conflict in Iran may give Moscow a short-term boost economically and in Ukraine. But it has also shown the limits of Russia’s partnerships.