A range of the U.K.’s top lawyers have spoken out following the Supreme Court’s historic ruling that the Prime Minister’s decision to prorogue parliament for five weeks was unlawful.

Mishcon de Reya and Blackstone Chambers won out in the case, representing businesswoman Gina Miller. Mishcon dispute resolution partners Rob Murray and James Libson instructed Blackstone Chambers’ Lord Pannick QC and Tom Hickman QC.