The May 2012 issue of History Today (UK) features a short text on the assassination of Spencer Perceval (in Months Past), as well as an article on the Luddite disturbances of 1812.
Click here for the text on Spencer Perceval's assassination (by Richard Cavendish) and here for the article by Richard Jones on the Luddite disturbances (paywall link).
Both links are external.