### Clue: Blade-wielder in leaving San Marino wounded (7)
### Answer: OARSMAN 
 ### Explanation: Definition: Blade-wielder
 **Anagram of**(… wounded) [ "in" **deleted from**(leaving) "San Marino"].
Defn: …, ie. one who is wielding/using an oar, of which the blade is the flat part put into the water.