Even as Moscow invades Ukraine, the Biden administration is relying on Russia to solidify a revamped nuclear agreement with Iran, a deal that senior Republican foreign policy leaders say will be approved in the coming days without any input from Congress.

Since November 15, protests have swept through Iran, erupting in at least 165 cities. Ostensibly triggered by a gasoline price hike of up to 300%, the unrest soon found a new focus: the overthrow of the ruling regime in its entirety.