Final answer:
Pierre Toussaint was given the title Venerable because he lived a life of heroic virtue and holiness. He played a significant role in the Haitian Revolution, leading uprisings against French colonial rule in order to free the enslaved Haitian people.
Step-by-step explanation:
Pierre Toussaint was given the title Venerable because he lived a life of heroic virtue and holiness. He played a significant role in the Haitian Revolution, leading uprisings against French colonial rule in order to free the enslaved Haitian people. Toussaint's commitment to the Haitian people and his vision for Haiti demonstrated his dedication to the cause of freedom and equality, which is why he was recognized as Venerable.