None

It's about world war 1 so you can expect a lot of violence.

11 uses of 'Bloody' 3 uses of 'Shit' 3 uses of 'Bastard' 2 uses of 'Sod' 1 use of 'Bugger' 1 use of 'Jesus Christ' and 1 use of "For Christ's sake". A few uses of mild words like 'Ass'