The US Central Command said the American strikes began at 8 pm ET on Wednesday (Bahrain time 3 am on Thursday) and ended at 10 pm ET (Bahrain time 5 am on Thursday).
"CENTCOM assets struck dozens of Islamic Revolutionary Guard Corps (IRGC) targets in Iran, including military command centres, missile and drone facilities, coastal surveillance and defence sites, and maritime capabilities," the US Central Command said in a statement.