Possible Clues:

• University student drop-out turned up the previous month
• (Dated) of last month
• During month preceding the present one
• Last, in León
• Last, to Luigi
• March in April hosted by adult I molested
• University gets American University Review from Oxford last month
• Centre of Hull bypass drawn up last month
• Last month, university student overturned skip
• In, or of, the previous month