Brambleclaw and Squirrelflight fight in Starlight, through Twilight and nearly to the end of Sunset.
Ashfur tries to murder Squirrleflight, Hollyleaf, Lionblaze, and Jayfeather because when Brambleclaw and Squirrleflight got in a fight Squirrleflight grew close to Ashfur. So when Squirrleflight and Brambleclaw make up and become mates Ashfur get furious. So when the clan believes Squirrleflight had Brambleclaw's kits. Ashfur blocks the only way out of camp when Squirrleflight and her kits are still in camp when there is a fire. Squirrleflight tells Ashfur that they aren't her kits but she doesn't tell whoes kits they are. In the book Sunrise Hollyleaf murders Ashfur before a gathering because he was going to announce that Hollyleaf and her littermates weren't Squirrleflight's kits. So when Leafpool tells Hollyleaf she knows that she killed Ashfur Hollyleaf runs away to the underground tunnels. they collapse on her and she died. Some people believe she is still alive. (Hollyleaf, Lionblaze, and Jayfeather work out that Leafpool is their mother. While Jayfeather was dreaming StarClan came to him and gave him a crow feather. Jayfeather tells his littermates that Crowfeather from WindClan is their father. Hollyleaf announces at a gathering that Leafpool and Crowfeather are her real parents. Crowfeather gets furious with Leafpool and Leafpool backs down from her position as a medicine cat.)
Brambleclaw became deputy in the Sixth book of the second series.
Brambleclaw became deputy in the book "Moonrise" in the Warriors series by Erin Hunter.
Brambleclaw becomes deputy in Sunset which is the last book of the second series.
The Erins have not revealed the book that Brambleclaw will die in, probably in the battle with the Dark Forest.
Brambleclaw became a warrior in the book "Warriors: The New Prophecy: Midnight" by Erin Hunter. In this book, Brambleclaw completes his warrior training and receives his warrior name, Brambleclaw, after proving his loyalty and skills to his Clanmates. As a warrior, Brambleclaw takes on new responsibilities and duties within ThunderClan, showcasing his growth and dedication to his Clan.
Squirrelflight's mate after Brambleclaw is Leafpool's son, Lionblaze. They become mates in the book series "Warriors."
He got his throat slit by his brother. Hawkfrost attacked Brambleclaw and he is pierced in the neck by the stick from the fox trap. Brambleclaw, his Half-brother, never meant to kill him.
*Spoiler Alert!*Brambleclaw had a point of view(POV) in the first book, fourth book, and sixth book of the second arc, The New Prophecy. And he is currently the deputy. So he SHOULD be popular...
Brambleclaw and, in some chapters, Leafpaw.
Hawkfrost gets killed in Sunset. Book 6 of the new phophocy
He hasn't died yet though he might in an upcoming book.