The Lords have just raised the bar on the defence of rights and the rule of law in the Brexit process

The success of the Lords' amendment to the EU (Withdrawal) Bill on Henry VIII powers is very important, writes Joelle Grogan (Middlesex University). It introduces a test of objective necessity that would stop ministers making changes to law at their sole discretion. Whether it will survive the parliamentary 'ping-pong' between the two Houses is, however, uncertain.