This is a part of his supreme ordeal. His return home is much broader and includes his supreme ordeal which is what you described in the question. He fought them because he wanted to stop them from taking his wife Penelope. This was during the competition where they had to prove themselves.
“because the train will arrive any minute”
adverb clauses usually start with because, after, if, although
<h3>Godfrey, having returned from his walk, tells Nancy some truly shocking news: Dunstan's remains have been found at the bottom of the drained stone-pits. With Dunstan's body, Marner's gold has been recovered. Godfrey also makes another painful revelation. He finally tells Nancy that the woman found dead in the snow outside of Marner's cottage sixteen years before was his own wife, and that Eppie is his biological child.
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</h3><h3>Nancy hears this news with surprising calmness. She tells Godfrey that if he had only worked up the courage to tell her this news six years ago, when he was so eager to adopt Eppie, she would have supported him wholeheartedly. Better yet, she could have married him knowing that Godfrey had a daughter, and she could have raised Eppie as her own child. Thus Godfrey finally feels the full weight of his error. In failing to trust his wife, not only did he live without Eppie, he lived without ever knowing the woman he married.</h3>
Answer: depends on how much you like them, but at mose 1 more chance. If it happens again than no, but i would let it slide