52 people of 18 different nationalities , all of whom were UK residents , were killed , and more than 700 were injured in the attacks , making it Britain 's deadliest terrorist incident since the 1988 bombing of Pan Am Flight 103 near Lockerbie , Scotland , and England 's deadliest since the 1974 Birmingham pub bombings , as well as the country 's first Islamist suicide attack
Birmingham pub bombings
Birmingham pub bombings
7 July 2005 London bombings