The answer is "wanting to disguise the truth they have uncovered."
Some historians find this tough. One of the reasons would be because not all people may or may not, like the truth. Some historians would omit some part of the truth to keep violent reactions from the readers or outsiders.
Answer:
A perfect example would be the events that played out in Wakanda in 2018. In Wakanda there was a divide between King T'Challa and a leader named W'kabi. W'kabi wanted Wakanda to give aid to the rest of Africa and not hoard the technologies and weapons that they possess. Erik Kilmonger wanted to go a step further and help all people of African descent, regardless of where they live, in a Pan-Africanism movement. T'Challa did not want to open up Wakanda but after Erik Kilmonger staged a coup d'etatand overthrew T'Challa, we see a sharing of power throughout the world, benefitting all those of African descent. T'Challa takes power back, but still keeps in place the Pan-Africanism Aide that was the goal of his predecessor.
Explanation:
c) implied powers of the supreme court