14a Stronghold attended by mounted soldier in absence of king for a period (9). ..r
?n?g?r
15a Soldiers with lack of belief in fieldwork (7) r?????t
All soldiers here. But what?...
53a novel, reader admits, open rarely. I know this is an anagram.(5,4,2,5)
-o-r-/d---/d-/-----
50a Worthless horse used in meet, unexpectedly. (4,4)
-u--/----...