Is Sentinel Island the location of a real-life Wakanda?
The answer is no. Wakanda is a fictional African country.Sentinal Island is off the coast of India, the people their are distant cousins of Australian Aboriginal and Dravidian peoples
One Who Sits on Pizza
Just stay away from Sentinal Island unless you want to end up looking like a pin cushion with arrows sticking out of you or arrested by the Indian Government. But to answer your question directly: No. Sentinel island is nothing like the mythical land of Wakanda.