During the first two weeks of the latest war in the Middle East, as US and Israeli strikes rained down on military and energy facilities across Iran, one site went conspicuously untouched.

Tehran threatens to hit U.S.-linked oil and energy infrastructures if its own oil facilities are attacked. Tehran warned it would strike U.S.-linked oil and energy infrastructures in the Middle East if its own oil facilities are attacked, reiterating its threat in response to U.S. bombardment of military targets on Iran's Kharg Island.

Spread over a meagre 20 square kilometres, Iran's Kharg island processes 90 per cent of the country's total oil exports, driving the region to the edge as the US attacked it on Friday, 15 days into the Middle East conflict.

The tiny island is home to one of the most critical pieces of Iran's energy infrastructure.

A missile has struck a helipad inside the U.S. Embassy compound in Baghdad and debris from an intercepted Iranian drone hit an oil facility in the United Arab Emirates

The United States forces executed a large-scale precision strike on Iran's Kharg Island, its biggest oil export hub, on Friday night, the US Central Command said on Saturday.

Roughly one-third the size of Manhattan, the island is often described as the "economic lifeblood" of the Iranian state. A 1984 CIA document called the facilities on the island "the most vital in Iran’s oil system,

Iran attacked Iraqi tankers in the Strait of Hormuz and struck an oil facility in Bahrain, intensifying tensions in the Middle East.