| Event | Book Number |
|---|
| Harry meets Bill and Charlie | |
| Harry has his first experience in the Pensieve | |
| The class brew a shrinking solution in potions | |
| Harry performs magic willingly in the presence of Dudley Dursley | |
| Broderick Bode dies | |
| Neville gets sent a remembrall | |
| Ollivander gets kidnapped by the Death Eaters | |
| Harry finds out the exact reason why Hagrid got expelled | |
| Narcissa Malfoy has Snape make an Unbreakable Vow | |
| Hermione casts a spell, causing birds to attack Ron | |
| Hermione casts a stinging spell at Harry | |
| Bill gets attacked by Fenrir Greyback | |
| Professor McGonagall gets stunned | |
| Harry plays a game of quidditch which has a rogue bludger | |
| Aragog dies | |
| Hagrid introduces his class to Nifflers | |
| Harry, Ron and Hermione's first visit to the Hogwarts kitchens | |
| Petunia receives a Howler from Dumbledore | |
| Karkaroff is known to be dead | |
| Ginny starts dating Dean Thomas | |
| Harry's first visit to Dumbledore's office | |
| Percy gets a job at the Ministry of Magic | |
| Ron gets Pigwidgeon | |
| The first Horcrux is destroyed | |
| Bellatrix Lestrange escapes from Azkaban | |
