Ed Davey, Labour's Clive Lewis, the SNP's Joanna Cherry QC, Caroline Lucas and 28 others: 'The proposals would weaken both individuals and the courts, and effectively put government actions beyond the reach of the law. Together, these changes would make it much harder for people to put things right when mistakes are made or governments overstep their bounds. They would undermine the rule of law and the crucial principles of fairness and accountability'