Daily Express 18/6/15 Crusader

[Celtigra3]

I am trying to teach myself how to do cryptic xwords to keep my mind active. Could some kind person help me with the final three with an explanation. 26a listener left to peer. Is it Earl and why? 12a keys given on occasion of retirement, 7 letters. I have c-d-i--. 4d 7 letters d-s---n. Clue is see ciders develop, to a point. Also why was 3d William and Mary?

[elliemay1]

26 listener=ear
l=left
earl=peer

[Captain2]

4d Discern

[Captain2]

12a Bedtime

[sandyRoe]

listener...ear + L...left. and Earl is a peer.

[fiction-factory]

What was the clue for 3d please?
Ear +L = an earl ( a peer)

[Captain2]

What's the clue for 3d?

[fiction-factory]

W&M is the name of a college and film if that helps

[elliemay1]

discern anag of cinders+n (a compass point)

[Mamyalynne]

3
Determination - Will
I'm - Iam
With - and
New army (anag)- Mary

[Captain2]

Can you put us out of our misery mamya, with the full clue please. Ta muchly

[Captain2]

Or is that the full clue? :-)

[Mamyalynne]

'I'm pursuing determination with new army for Royal couple'.

[Captain2]

:-))

[Mamyalynne]

:-)

[Celtigra3]

Gosh, so many answers. Mamyalynne as I was most puzzled by 3d many thanks for your explanation. Thank you everyone so much. I'd forgotten I'd posted and was doing something else and just remembered. Dementia must be setting in. You are ALL brilliant!