Why was Darry the unofficial leader of the greasers?

Darry, or Darrel Curtis, was considered the unofficial leader of the Greasers due to his strong sense of responsibility and maturity. As the eldest brother, he took on the role of caretaker after their parents' death, guiding and protecting his younger siblings, Ponyboy and Sodapop. His leadership is characterized by his ability to make tough decisions and maintain order within the group, earning the respect of the other Greasers. Additionally, his physical strength and protective nature further solidified his position as a natural leader among them.