pulled apart (9)
There are a few possibilities for this:
disunited
'pulled apart' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for torn that I've seen before include "?Curtain (Hitchcock thriller)" , "Ragged" , "'-- Curtain', 1966 Hitchcock film" , "Divided" , "Lacerated - in two minds" .)
'pulled apart' is the definition.
(tearing is a kind of pulling apart)
This is all the clue.
(Other definitions for tore that I've seen before include "'Ripped, rent (4)'" , "Was moving very quickly" , "Rote (anag.)" , "Ripped, ruptured" , "Rushed" .)
'pulled apart' is the definition.
('disunite' can be a synonym of 'pull apart')
This is the entire clue.
(Another definition for disunited that I've seen is " Split".)