Conversation so far:
What kind of background did Geronimo have?
Geronimo was born to the Bedonkohe band of the Apache near Turkey Creek, a tributary of the Gila River in the modern-day state of New Mexico.
Did Geronimo stay with the Bedonkohe his whole childhood?
After the death of Geronimo's father, his mother took him to live with the Tchihende and he grew up with them.
Did Geronimo have brothers and sisters?
Geronimo had three brothers and four sisters.
Was Geronimo's childhood happy?
What happened after Geronimo moved after his father's death?
Geronimo married a woman named Alope and had 3 children.
Did Geronimo attend school?

Question: Why woud they attack and kill Mexicans?
Self-contained rewrite: Why would Geronimo and his followers attack and kill Mexicans?