Electoral Commission

But the opposition leader at Stevenage says the decision is "cowardly and unjustified".

The Electoral Commission says postponing council elections further risks "damaging public confidence".

Pegeen O’Sullivan was described as a lifelong Republican who was dedicated to causes such as prisoner support.

Oliver Ryan MP says he even needed special security during his campaign in July.

The Electoral Commission has called for action to tackle abuse of candidates during elections.

Under co-option, parties can fill vacancies in the assembly and councils without holding a by-election.

The Electoral Commission says it is conducting a survey into intimidation faced by campaigners.