Cracked the theme, but not much help as I know little about it! Help please with 13d: Fighting unit to strike bellicose male, reservists brought in (9) ????A?T?? (T could be wrong!)
26ac Western trek in old area I abandoned: right in the end (6,5)
??E??? T???? It's obviously an anagram and I presume answer is title of a western, but can't fathom!...