Chart: Much of the homicide drop has already been erased

The rapid decrease in the homicide (murder, manslaughter and infanticide) rate in England and Wales between 2000 and 2014 was unprecedented over the previous century, but a third of that decrease has already been reversed.

Chart: Homicide methods are changing

Homicide (murder, manslaughter and infanticide) in England and Wales is rare, with about 12 homicides per million people last year, a similar rate to a decade ago. But homicide methods are changing: the rise in knife murders is well known, but there are other changes, too.