Getting Granny Chiyo to come to Konoha was actually very difficult. Not only did they need to convince her to accept Konoha, they also needed Konoha to accept her. Unlike Genin such as Temari and Kankuro, Granny Chiyo was a political issue.
As it happened, Chinatsu hated political issues more than anything, because many of them had no perfect answers, and even with her intelligence, she struggled to make sense of them.
But now, political issues were also Chinatsu's favorite. Although her current intelligence still couldn't make sense of plenty of problems, she declared that they could skip using their brains and just use their fists~
After Gaara returned to the Uchiha Residence, he told Chinatsu about it. After a little thought, she snapped her fingers, declaring that it was no big deal and that he could leave it to her.
Granny Chiyo's son had been killed in a previous war by Konoha's White Fang, otherwise known as Kakashi's father, so getting her to accept Konoha would probably be difficult. But...
Chinatsu: "Konoha is Konoha, and our home is our home!"
Chinatsu went to the Hokage's office and engaged Hiruzen Sarutobi in a fierce exchange of Talk no Jutsu. Simply put, she tried to make the Uchiha Residence independent of Konoha. Although it lay within Konoha's territory, it wouldn't be under Konoha's direct jurisdiction, somewhat like Italy and the Vatican.
Hiruzen Sarutobi's face went red as he listened. How could he agree to such an unreasonable demand? On a national level, this would count as "ceding territory." As someone who placed the village above everything else, Hiruzen naturally argued his case.
In the end, after Chinatsu promised Hiruzen Sarutobi the two secret manuals, Elementary Physics and Elementary Chemistry, which would allow him to master the World Nuclear Peace Technique if