Unofficial Strikes 56. Mr. Norman Bower asked the Minister of Labour if he will consider introducing legislation to make trades unions liable for losses inflicted on the community by their failure to control their members. Mr. Ness Edwards No, Sir. Mr. Bower Is the hon. Gentleman aware that these unofficial strikes are becoming a sort of recognised technique by which trade unions are enabled to bring pressure to bear, while disclaiming all responsibility? Mr. Edwards In modern societies pressure comes from all sides.