How did the datu prove his bravery?

The datu proved his bravery through acts of leadership in battle, where he often led his warriors into combat, demonstrating both courage and strategic skill. He also faced personal challenges, such as duels or defending his territory against rival tribes, which showcased his commitment to his people. Additionally, his willingness to make difficult decisions for the welfare of his community further solidified his reputation as a brave leader. Ultimately, his actions inspired loyalty and respect among his followers.