Bahrain, Qatar and the United Arab Emirates all sounded the alarm early in the morning as missiles streaked across the sky and explosions rang out.

Iran said it has targeted US military bases in the region.

Trump had said that the ceasefire with Iran is "over" after Washington launched strikes on the country overnight, to which Iran responded by targeting US bases in the Gulf.

The United States launched a fresh wave of military strikes against Iran on Wednesday, targeting what it described as Tehran's ability to threaten shipping through the strategically vital Strait of Hormuz.

The U.S. President declared a 3-week-long cease-fire with Iran dead after fighting flared overnight amid escalation sparked by Iranian attacks on ships.

The fragile US-Iran ceasefire has suffered another major blow after Tehran launched missile and drone attacks on US bases and strategic sites in Bahrain, Kuwait and Qatar following days of strikes on Iranian cities.

U.S. law enforcement and intelligence agencies have tracked evidence for years of Iranian efforts to target President Trump, with signals only increasing since the start of the war.