Robert Katz, defending in court, denied that David Belmar had a fixation with the Queen or Buckingham Palace. He said Belmar had been on incapacity benefit for the past 10 years but that it was stopped after he was assessed in September:
He became very upset by that decision and he didn't know how he was going to cope
He added that Belmar did not brandish the knife and was not going to use it, but that he had:
Wanted to draw publicity to what had happened to him.
More top news
Rahman was ejected from his powerful job in April by an Election Commissioner after being accused of corrupt and illegal practices.
The service was due to start in September but there is no agreement on pay and conditions such as how many night shifts staff will work.
Would you know what to do if you needed help? Here's the official advice from the Foreign Office.