The Kingdom of Kush (c. 1070 BCE – 350 CE) was an ancient African kingdom located in Nubia, in what is now Sudan. For centuries, Kush was dominated by its northern neighbor Egypt, but during the Third Intermediate Period of Egypt, Kushite kings conquered Egypt and ruled as the Twenty-fifth Dynasty (the "Black Pharaohs"). Kush developed its own writing system (Meroitic script), built over 200 pyramids (more than Egypt), and was a major center of iron production. The Kushite capital of Meroë was a wealthy trading hub. Which Kushite king conquered Egypt in about 727 BCE?

The Kingdom of Aksum (c. 100 CE – 940 CE) was a powerful trading empire located in the highlands of modern-day Ethiopia and Eritrea. Aksum controlled the Red Sea trade routes between Rome (later Byzantium) and India. The kingdom was one of the first states in the world to adopt Christianity as its official religion (under King Ezana in the 4th century CE). Aksum is famous for its massive stone obelisks (stelae), its own written script (Ge'ez), and the legendary claim of housing the Ark of the Covenant. Which Aksumite king converted to Christianity, making Aksum a Christian empire?

The Mali Empire (c. 1230-1600 CE) was one of the wealthiest and most powerful empires in West African history. Under Mansa Musa (reigned 1312-1337), Mali reached its territorial and economic peak. Mali controlled gold mines and salt deposits, becoming a major player in trans-Saharan trade. Mansa Musa famously made a pilgrimage to Mecca in 1324-1325, bringing so much gold that he caused inflation in Cairo and Medina. His wealth is legendary – some consider him the richest person in history. Which city, with its famous University of Sankore, became Mali's center of Islamic learning and trade?

Great Zimbabwe (c. 1100-1450 CE) was a medieval African city and the capital of the Kingdom of Zimbabwe. The city is famous for its massive stone enclosures (the Great Enclosure and the Hill Complex) built without mortar – the largest ancient structure in sub-Saharan Africa. Great Zimbabwe controlled the gold and ivory trade routes between the African interior and the Swahili coast. The civilization declined due to resource depletion and overpopulation. The modern nation of Zimbabwe is named after this archaeological site. What does the name "Zimbabwe" mean in the Shona language?

The Songhai Empire (c. 1464-1591 CE) was the largest and last of the great West African empires, surpassing the Mali Empire. At its height, under Emperor Askia the Great (Askia Muhammad I), Songhai controlled the entire middle Niger River region, including the trading cities of Timbuktu and Gao. Askia centralized government, promoted Islam, and supported scholarship. The empire fell to a Moroccan invasion force equipped with firearms – the Battle of Tondibi (1591). Which Songhai emperor made a pilgrimage to Mecca with an entourage of 500 cavalry and 1,000 infantry?

The Kingdom of Benin (c. 1180-1897 CE) was a powerful kingdom in what is now southern Nigeria. Benin is world-famous for its exquisite brass and bronze sculptures, including the iconic Benin Bronzes (actually mostly brass) – plaques, heads, and figures that decorated the royal palace. The Oba (king) was the absolute ruler, supported by a complex court hierarchy. The kingdom was a major trading state, exporting pepper, ivory, and textiles. British forces sacked Benin City in 1897, looting thousands of bronzes. Which Portuguese explorer was the first European to reach the Kingdom of Benin (c. 1485)?

The Ghana Empire (c. 300-1200 CE) – also known as Wagadou – was the first great West African trading empire, though it was located in the region of modern-day Mauritania and Mali, not the modern country of Ghana. The empire controlled the trans-Saharan gold-salt trade, with the Soninke people dominating the commerce. The king (Ghana) was reputed to be fabulously wealthy. Arab and Berber scholars wrote of Ghana's powerful army of 200,000 warriors. The empire declined due to drought, overpopulation, and the rise of the Almoravid dynasty. What title did the ruler of the Ghana Empire hold?

The Swahili City-States (c. 1000-1500 CE) were a series of wealthy trading ports along the East African coast from Somalia to Mozambique. Major cities included Kilwa, Mombasa, Zanzibar, Sofala, and Malindi. The Swahili people developed a distinct culture blending African Bantu roots with Arab, Persian, and Indian influences. The Swahili language (Kiswahili) became a lingua franca. The cities traded gold, ivory, and slaves for porcelain, cloth, and spices. Which famous Moroccan traveler visited the Swahili coast in the 14th century and described Kilwa as "one of the most beautiful and well-constructed cities in the world"?

The Kingdom of Kongo (c. 1390-1914 CE) was a powerful Central African kingdom covering parts of modern-day Angola, Democratic Republic of Congo, and Republic of Congo. Kongo had a centralized government with the Manikongo (king) ruling over six provinces. The kingdom converted to Christianity under King Nzinga a Nkuwu (baptized as João I) and his son Afonso I (Mvemba a Nzinga), who established Christianity as the state religion. Kongo developed a unique Christian-African culture and corresponded with European monarchs. Which Portuguese explorer first reached the Kingdom of Kongo in 1483?

The Ethiopian Empire (also called Abyssinia) was one of the world's oldest continuous civilizations, with the Solomonic Dynasty claiming descent from the biblical King Solomon and the Queen of Sheba. Ethiopia remained a Christian kingdom surrounded by Islamic states. In 1896, Ethiopian forces under Emperor Menelik II defeated Italy at the Battle of Adwa – the first time an African army defeated a European colonial power, preserving Ethiopia's independence. The dynasty was overthrown in 1974 by the Derg communist regime. Which Ethiopian emperor is considered a messianic figure by Rastafarians, who regard him as the returned Messiah?