Why Are Some Nigerians Light Skin?

Hello Enlightened Beauties! As a Light Skin Black Woman, a light skin Nigerian-American woman to be specific, I found it necessary to discuss why light skin Nigerians exist. I wanted to give more details on my cultural background and my heritage as well. I've left sources of the information that were presented in this video below.

Sources:
https://okwuid.com/2022/06/06/why-there-are-so-many-light-skinned-igbos/

https://insight.ng/lifestyle/biggest-nigerian-celebrities/#Top_10_Biggest_Nigerian_Celebrities

https://www.pulse.com.gh/entertainment/celebrities/racism-light-skinned-people-are-targeted-by-kidnappers-in-nigeria-jidenna/czr34pt

https://opemipoomosa.medium.com/the-issue-of-colourism-in-nigeria-df0d68ff78fe

https://pmnewsnigeria.com/2020/02/22/6-nigerian-celebrities-who-bleached-their-skin/