Sentence:  The prospect of people writing PhD theses that <WSD>obtrude</WSD> hard facts into the question of whether it's a) grim or b) nice up north is naturally worrying to all those of us who like to shout about those matters in the saloon bars of England. 
Meaning of the word marked with <WSD> tags:  To proffer (something) by force; to impose (something) (on) someone or (into) some area. (from 16th c.)