Sentence:  During the year of my engagement — 1869 — while I was out on the lecture platform, the daily letter that came for me generally brought me news from the front — by which expression I refer to the <WSD>internecine</WSD> war that was always going on in a friendly way between these two orthographists about the spelling of words. 
Meaning of the word marked with <WSD> tags:  Characterized by struggle within a group, usually applied to an ethnic or familial relationship.