Answer: that people help return runaway slaves to their "rightful" owners.
Thurgood Marshall was the first in 1967.
Accountability is answerability, blameworthiness, liability, and the expectation of account-giving.[1] As an aspect of governance, it has been central to discussions related to problems in the public sector, nonprofit and private (corporate) and individual contexts. In leadership roles,[2] accountability is the acknowledgment and assumption of responsibility for actions, products, decisions, and policies including the administration, governance, and implementation within the scope of the role or employment position and encompassing the obligation to report, explain and be answerable for resulting consequences.
Answer:
That every person is born as equal as another human being. Doesn't matter where you're from, how you look or who you are.