Possible Clues:

• Young horse, say, with horse-breaker to produce delaying action
• One wasting time in the house with most of the characters in 24 across on crack in Ireland? Right!
• Subtle Independent got up to interrupt Republican if in turn he stalls
• One form of transport taking strain without delaying manoeuvre
• One vehicle blocking directional traffic signal to obstruct progress
• Delaying action amid strain is one supported by coach?
• Delaying tactic to obstruct legislation
• Sound horse-breaker’s delaying tactics?
• Obstruction tactic, if burliest characters are drunk
• Delaying tactic from one coach overcome by strain