More than 2.5 million criminal records from 1770 to 1934 are being published online for the first time, including details of Victorian serial killers and habitual drunks banned from pubs.
Family history website findmypast.co.uk, in association with the National Archives, is launching the records offering people the chance to trace any villains in their family.
Attacks such as yesterday's horrific murder in Woolwich didn't happen before the 'war on terror.' It's time we recognised the consequences of the conflicts we've unleashed