Harry Potter and the Order of the Phoenix:
This is only the beginning of the blossoming relationship between the two. Ron actually manages to control his temper, whilest Hermione grows more frustrated with the fact that Ron is still clueless about his feelings. Not to worry because there are even more kicky moments, now that Ron and Hermione are both prefects, and Harry lands himself in more detentions than all his 4 years combined, and just because.
Harry Potter and the Prisoner of Azkaban:
Ah. More action in this third book in the magical series. Ron continues to stand by his girl, and also notices immediately that something is up with Hermione (the time-turner). Wonders why Hermione disappears suddenly, and is concerned how she manages all her classes. Hermione gets a ginger-furred cat (Crookshanks), of which Ron disapproves of because of his rat, Scabbers. Hermione slaps Draco, yells at a teacher and walks away from a class, all of which only amazed Ronnie even more. (Hermione looked flattered.) Also, there is the hug scene in...
Harry Potter and the Philosopher's/Sorcerer's Stone
The beginning of the friendship, adventure, and love of our two trusty sidekicks, Ron and Hermione. Includes the train sequence, meeting with trolls, casting spells (Wingardium Leviosa!), and playing chess. Lots of bickering of course.
Harry Potter and the Chamber of Secrets
Continuation of their deepening frienship. Where Ron casts a spell (which unfortunately for him, backfires) to defend his other best friend, Hermione, who, by the way,...