Complex sentence: Margaret became a Quaker and, although Thomas did not convert, his familiarity with the Friends proved influential when Fox was arrested for blasphemy in October and, as one of three presiding judges, he had the charges dismissed on a technicality.
Split into simpler sentences: Margaret became a Quaker and, although Thomas did not convert, his familiarity with the Friends proved influential when Fox was arrested for blasphemy in October. Fell was one of three presiding judges, and had the charges dismissed on a technicality.