Under Emperor Chambeshi III — named for the great river that bound the empire together — Sanniquellie expanded to seven provinces and forged an alliance that would shape its destiny. Across the Red Sea corridor, the Achaemenid Persian Empire (c. 550–330 BCE) — then the world's greatest power — sought partners for trade in gold, copper, and the mysterious green stones found only in Dioptara's mountains. African diplomats were received as equals in Persian courts. This was not subservience; it was trade from strength. Over twenty years of collaboration, artisans from both civilizations created the Manticore: carved from rare dark wood, with a lion's head, a human face, a scorpion's tail, and eyes of translucent dioptase — "emerald stones, translucent as forest pools and shot through with veins of copper-bright azure." The Persians called such creatures mard-khôr — "man-eater." But in Sanniquellie's hands, the symbol was transformed: from devourer to guardian, from terror to protector of memory.