Okoye: Guns... so primitive.
Everett K. Ross: You're telling me that the king of a Third World country runs around in a bulletproof cat suit?
Ulysses Klaue: Why don't you ask him yourself? He's right outside this very moment.
Ramonda: My son, it is your time.
T'Challa: What happens now determines what happens to the rest of the world.
Ulysses Klaue: Tell me something. What do you know about Wakanda?
Everett K. Ross: It's a Third-World country. Textiles, shepherds, cool outfits.
Ulysses Klaue: All a front. Explorers have searched for it, called it "El Dorado." They looked for it in South America, but it was in Africa the whole time. I'm the only one who's seen it, and made it out alive.
Answer: Well he's not literally an uncle to Killmonger, but rather he saw him as a surrogate uncle when he was a kid because he was always by his father's side.
Phaneron ★
And yes, he did know.
lionhead