The late stages of this colony saw the leadership of the so-called “reactionary lawyers” challenged by a party composed of “verandah boys.” The Watson Commission investigated riots in this colony, during which protesting veterans were killed in the Christiansborg Crossroads shooting incident. Five of the “Big Six” were included in the Coussey Committee to write a new constitution for this colony, leading the excluded member to launch the “Positive Action” campaign. Charles Arden-Clarke appointed a future prime minister as “Leader of Government Business” in this colony after that leader’s release from Fort James. That proponent of Pan-Africanism founded the Convention People’s Party in this colony. For 10 points, what British colony gained independence under Kwame Nkrumah? (10[1])■END■