As posted on the "book recommendation" thread: a Manchester Histories Festival is to be staged at the Town Hall on Saturday, 21 March. There will be a series of lectures - all for free - and there is a varied and interesting programme here:
http://www.manchesterhistoriesfestival.org.uk/lectures.phpIf you are particularly keen on one or more of the talks, you can book tickets from the same site. There will be lots more happening on the day, including displays, guided walks, etc. Should be a good day!