Final answer:
The defining characteristics of the Quakers are humanitarianism, inner peace, and pacifism. Quakers rejected hierarchy and authority and believed in the equality of men and women in the church.
Step-by-step explanation:
The defining characteristics of the Quakers are humanitarianism, inner peace, and pacifism. Quakers rejected hierarchy and authority and instead believed that religion was a personal matter. They held meetings for quiet contemplation and believed in the equality of men and women in the church. Quakers played a significant role in promoting social equality, opposing slavery, and advocating for peace and justice.