Complex sentence: Charles had been forced to marry her by his father against his will and disliked the marriage from the beginning, and her shy behaviour and physical appearance-she was said to have been somewhat crippled-only widened the distance between them.
Split into simpler sentences: Charles had been forced by his father to marry her against his will and disliked the marriage from the beginning. Her shy behavior and physical appearance-she was said to have been somewhat crippled-only widened the distance between them.