The unfortunate reality is that this "pledge" or "vow" - which appeared first on the front page of a newspaper - was not based on any existing party policy but is a supposed committment of three individual political party leaders acting in concert.
From the
Indy.
Scottish referendum results: Cross-party consensus collapses amid Tory-Labour spat on the 'English question'
"Some Conservative MPs, who want the Prime Minister to go further by setting up an English Parliament, threatened to vote against extra powers for the Scottish Parliament unless he beefs up his proposals for England."