PREMIUM --

Undated file photo of former Tory Party leader William Hague who will warn Monday January 24 2005, that human slavery is a bigger scourge now than it was 200 years ago. In a speech to the Centre for Social Justice, Mr Hague will argue that criminals have revived the 'evil trade' which Victorian reformers such as Abraham Lincoln and William Wilberforce helped abolish. See PA story POLITICS Hague. PRESS ASSOCIATION Photo. Photo credit should read: William Hague/PA.