Last week’s arrest of Ruth Turner is a major political event. The police are now investigating three possible criminal offences that may have been committed in the course of Labour Party fundraising. The first is the sale of honours, which is a criminal offence under the Honours (Prevention of Abuses) Act 1925. The second is failure to disclose funding, which may be an offence under the Political Parties, Elections and Referendums Act 2000. That Act was introduced by this Government. The third is perverting the course of justice, the offence for which Jonathan Aitken and Jeffrey Archer were sentenced to...