The Crownlands
From Asoiaf
The Targaryens escaped the Doom of Valyria and settled on Dragonstone. From Dragonstone Aegon I Targaryen, known as the Dragon, with his sisters Visenya and Rhaneys, set sail to conquer and become the first king of the Seven Kingdoms, after he had unified them during the Wars of Conquest.
283 AL The Sack of King's Landing by Tywin Lannister, Lord of Casterly Rock and Eddard Stark, Lord of Winterfell. Rhaegar's son Prince Aegon Targaryen was ripped from the breats of his mother Princess Elia and killed before her eyes. Elia and her daughter Princess Rhaenys were also killed. Ser Jaime Lannister killed Aerys II Targaryen, King of the Seven Kingdoms in the throne room. Aerys' pregnant queen Rhaella and their son Viserys III Targaryen fled to Dragonstone.
284 AL On Dragonstone Queen Rhaella Targaryen died giving birth to Daenerys Targaryen her daughter with Aerys II Targaryen, King of the Seven Kingdoms. At the same time a raging storm smashed the Targaryen fleet at anchor.
The garrison of Dragonstone was prepared to sell of the last two Targaryens when Ser Willem Darry and four loyal men broke into the nursery. He took Viserys and Daenerys with him to Braavos. Soon after Stannis Baratheon sailed for Dragonstone.
290 AL Prince Tommen Baratheon, second son of Robert Baratheon, King of the Seven Kingdoms and Queen Cersei, was born.
Jon Arryn, Lord of the Eyrie and Hand of the King fell ill and died after a short while. Unable to save him, Grand Maester Pycelle gave Jon milk of the poppy to ease the pain. His wife Lysa and son Robert travelled back to the Eyrie.
King Robert decided to travel north with the royal family to see Eddard Stark, Lord of Winterfell. Ser Jaime Lannister and Tyrion Lannister were among those following the king.