
The immediate backdrop is the active March 2026 US–Israel military campaign against Iran, a coordinated set of strikes that began in early March 2026; Iranian military actions throughout 2026 have been described by analysts and officials as responses to that campaign rather than as unprovoked attacks.
Structurally, the current confrontation rests atop the 2015 Joint Comprehensive Plan of Action (JCPOA), agreed on July 14, 2015, and the rupture created when President Donald Trump announced the United States’ unilateral withdrawal from the deal on May 8, 2018; Iran then began formally exceeding the JCPOA’s limits on uranium enrichment in a series of steps it said were retaliatory to the US exit and reimposition of sanctions.
Left- and right-leaning outlets are covering this story differently — in which facts to emphasize, which context to include, and how to frame causes and consequences.