I don't know which ones you mean.
March 2016
A murder investigation begins into the death of
murder of prison officer Adrian Ismay, 11 days after he was
injured in a booby-trap bomb attack in east Belfast.
October 2015
On 10 October, a bomb is found in the grounds of a Londonderry ahead of a police recruitment event.
June 2015
A bomb is found under a police officer's car in Eglinton, near Londonderry, on 18 June.
May 2015
Two bombs found close to an Army Reserve centre in Londonderry were left about 20 metres from nearby homes.
I could go on....
Not sure how many of those were linked to radical muslims.....
Define most? If you look at the number of acts committed, or the number of people that have died, more people have been killed in mass shootings by white Americans (which are terrorist attacks IMO) than Muslims in the past 10 years...
Edited to remove the random bold text
