Military sites and 90% of crude oil trade: Why is Iranian island struck by US important

Tehran has warned of harsh retaliation if its key energy hub is targeted

US forces have struck military facilities on Kharg Island off Iran’s coast, with US President Donald Trump warning that a major oil terminal there might also be attacked if Tehran continues to block the Strait of Hormuz.

Iranian authorities have responded by promising to target US-linked oil infrastructure in the Persian Gulf if that happens.

The tiny...