He said his view was that "this was a one-off operation, not likely to be repeated" but that "only substantial custodial sentences can meet the requirements of the case".

BBC: Belfast Crown Court

Sheriff Edward Savage described the case as an "extremely serious offence" and said he was satisfied that a custodial sentence was inevitable.

BBC: David Jones

It said that an impact statement it had provided in the case of the man who vandalised Clifford's Tower had contributed to his being given a custodial sentence.

BBC: Clifford's Tower with graffiti (inset)