He didn't HAVE to die, Erin Hunter just thought it was time for a younger cat to step up as leader.
118-119
One of them is Tallstar. Another one is Pinestar.
Warrior-Apprentice: Tallpaw Warrior: Talltail Deputy: Talltail Leader: Tallstar MAIN: Tallstar
Tallstar's mother is Sandgorse.
In terms of their birth date Tallstar is older than Bluestar. (Bluestar was still a kit when Tallstar was an apprentice)Tallstar also lived longer than Bluestar. He died in Starlight while Bluestar lost her last life in A Dangerous Path.
His warrior name is Talltail. He is mentioned in Bluestar's Prophecy.
In "Moonrise," Tallstar, the WindClan leader, dies of a coughing fit. His deputy, Mudclaw, had been preparing to take over leadership, but Tallstar appoints Onewhisker as his successor instead. Tallstar reveals this decision before passing away, leaving WindClan in Onewhisker's paws.
Yes, Tallstar had a son named Jake who he gave up for adoption. Jake was later known as Redtail and became ThunderClan's deputy.
Tallstar dies at the end of the great journey to the lake[read WARRIORS:the new prophcey:dawn]of old age,hunger,and fatuige[extreme tiredness
There is currently not one planned.
Firestar, Blackstar, Tallstar, and Leopardstar
Puss did not have kits.