Strike action creates conditions which forces business and the public to make decisons which are not in the best interest of the British nation. Excessive wages demands have made the British nation non competitive.
Industrial blackmail is akin to civil Blackmail. The holding of a person for ransome by criminals is akin to an industrial group withholding transport service or preventing an employee from accessing their place of work.
There are mainly laws which need to be repealed in the area of industrial laws legislation.