In the immediate aftermath of the UK voting to leave the European Union, the FTSE 100 fell by more than 8pc, a bigger fall than the one after the collapse of Lehman Brothers in October 2008, before recovering some of its losses. The question being asked by many investors is: should I sell up in case the falls resume? History may help to give us an answer. Here we look at the aftermath of the biggest market falls in recent memory, using research from asset manager Schroders. The research looked at what happened after the 20 biggest one-day falls in the FTSE All Share index over the past 25 years.