paragraph_text: Kopaitic Island is an island lying west of Cape Legoupil in the Duroch Islands, Antarctica. It was named by the Chilean Antarctic Expedition of 1947 for Lieutenant Boris Kopaitic O'Neill, the leader of the Chilean party at Greenwich Island in 1947.

paragraph_text: The Mackellar Islands, also MacKellar Islets, are a group of about 30 small islands and rocks lying north of Cape Denison in the center of Commonwealth Bay, Antarctica. They were discovered by the Australasian Antarctic Expedition (1911–14) under Douglas Mawson, who named them for C.D. Mackellar of London, a patron of the expedition. The largest is Greater Mackellar Island.

paragraph_text: São Nicolau (Portuguese meaning Saint Nicholas) is one of the Barlavento (Windward) islands of Cape Verde. It is located between the islands of Santa Luzia and Sal. Its population is 12,424 (2015), with an area of 343 km². The main towns are Ribeira Brava and Tarrafal de São Nicolau.

paragraph_text: Stansbury Island is the second largest island within the Great Salt Lake in the U.S. state of Utah. Located in Tooele County, it is considered an island even though a dirt causeway connects it to the mainland. Stansbury Island was named after Howard Stansbury, the leader of a government expedition that surveyed the lake in 1849.

paragraph_text: Lisboa Island is the southwesternmost of the small islands off the south end of Petermann Island, in the Wilhelm Archipelago, Antarctica. It was discovered and named by the French Antarctic Expedition, 1908–10, under Jean-Baptiste Charcot.

paragraph_text: Gándara Island is an island immediately southwest of Kopaitic Island in the Duroch Islands of Antarctica. The name appears on a Chilean government chart of 1959. It was presumably named for Comodoro Jorge Gándara, the leader of the 1954–55 Chilean Antarctic Expedition.

paragraph_text: Manoury Island is an island lying south of Gand Island at the north end of Schollaert Channel, in the Palmer Archipelago, Antarctica. It was discovered by the French Antarctic Expedition, 1903–05, and named by Jean-Baptiste Charcot for G. Manoury, secretary of the expedition.

paragraph_text: Cape Kaiser () is the north end of Lecointe Island, lying just east of Brabant Island in the Palmer Archipelago, Antarctica. It was discovered by the Belgian Antarctic Expedition, 1897–99, under Gerlache, and named by him for a supporter of the expedition.

paragraph_text: Greater Mackellar Island, also Great Mackellar Islet, is the largest of the Mackellar Islands, lying north of Cape Denison in the center of Commonwealth Bay, Antarctica. It was discovered and named by the Australasian Antarctic Expedition (1911–14) under Douglas Mawson.

paragraph_text: The Hannam Islands are three small islands lying in the eastern part of Commonwealth Bay, Antarctica, midway between Cape Denison and Cape Gray. They were discovered by the Australasian Antarctic Expedition (1911–14) under Douglas Mawson, who named them for Walter H. Hannam, a wireless telegrapher with the expedition.

paragraph_text: Cape Lamb () is a cape which forms the southwestern tip of Vega Island in the James Ross Island group, Antarctica. It was discovered by the Swedish Antarctic Expedition, 1901–04, under Otto Nordenskjold. It was resighted in 1945 by the Falkland Islands Dependencies Survey (FIDS), and named after Ivan M. Lamb (1911–90), a botanist on the FIDS staff at Port Lockroy (1944), Hope Bay (1945), and the leader of a biological expedition to the Melchior Islands, 1964–65.

paragraph_text: The Rosenthal Islands are a group of islands fringing the west coast of Anvers Island, north of Cape Monaco, in the Palmer Archipelago of Antarctica. The largest of them is Gerlache Island. Discovered by the German expedition 1873-74, under Dallmann, and named by him for Albert Rosenthal, Director of the Society for Polar Navigation who, with the society, sponsored the expedition.

paragraph_text: Lesser Mackellar Island is a small island immediately northeast of Greater Mackellar Island in the Mackellar Islands of Antarctica, lying north of Cape Denison in the center of Commonwealth Bay. It was discovered and named by the Australasian Antarctic Expedition (1911–14) under Douglas Mawson. The name is indicative of the size of the feature in relation to Greater Mackellar Island.

paragraph_text: Haswell Island is the largest of the Haswell Islands, lying off the coast of Antarctica, about north of Mabus Point in Queen Mary Land. It was discovered by the Western Base Party of the Australasian Antarctic Expedition, 1911–14, under Mawson, and named by him for Professor William A. Haswell, a zoologist at Sydney University and a member of the expedition's Advisory Committee.

paragraph_text: Mount Liotard () is a mountain having a conspicuous ice-covered peak, high, standing midway between Mount Gaudry and Mount Ditte in the south part of Adelaide Island, Antarctica. It was discovered and first surveyed by the Fourth French Antarctic Expedition in 1909. It was resurveyed in 1948 by the Falkland Islands Dependencies Survey (FIDS) and named by the UK Antarctic Place-Names Committee for Andre F. Liotard, a French observer with the FIDS in 1947–48 and the leader of the French Antarctic Expedition, 1949–51.

paragraph_text: In the early 15th century, the countries of the Iberian peninsula began to sponsor exploration beyond the boundaries of Europe. Prince Henry the Navigator of Portugal (d. 1460) sent expeditions that discovered the Canary Islands, the Azores, and Cape Verde during his lifetime. After his death, exploration continued; Bartolomeu Dias (d. 1500) went around the Cape of Good Hope in 1486 and Vasco da Gama (d. 1524) sailed around Africa to India in 1498. The combined Spanish monarchies of Castile and Aragon sponsored the voyage of exploration by Christopher Columbus (d. 1506) in 1492 that discovered the Americas. The English crown under Henry VII sponsored the voyage of John Cabot (d. 1498) in 1497, which landed on Cape Breton Island.

paragraph_text: Liouville Point () is a point marking the northeast end of Petermann Island, in the Wilhelm Archipelago, Antarctica. It was discovered by the French Antarctic Expedition, 1908–10, and named by Jean-Baptiste Charcot for J. Liouville, assistant medical officer and zoologist of the expedition.

paragraph_text: Buromskiy Island is a small island lying south of Haswell Island in the Haswell Islands of Antarctica. About 200 m long and 100 m wide, it was discovered and mapped by the Australasian Antarctic Expedition under Douglas Mawson, 1911–14. It was photographed by the Soviet expedition of 1958 and named for N.I. Buromskiy, expedition hydrographer who lost his life in the Antarctic in 1957. It lies 2.7 km north of Mabus Point, the site of Russia's Mirny Station.

paragraph_text: Gorev Island () is a small island lying between Buromskiy Island and Poryadin Island in the Haswell Islands, Antarctica. It was discovered and mapped by the Australasian Antarctic Expedition under Mawson, 1911–14. It was remapped by the Soviet expedition of 1956, and named by them for Demetri Gorev, a member of the British Antarctic Expedition, 1910–13, under Robert Falcon Scott.

paragraph_text: The Laseron Islands are a chain of small ice-capped and rocky islands lying east of Cape Denison in Commonwealth Bay, Antarctica. They were discovered by the Australasian Antarctic Expedition (1911–14) under Douglas Mawson, who named them for Charles F. Laseron, taxidermist with the expedition.

Question: What leader sponsored the expedition discovering the country having Barlavento Islands?
Answer: Prince Henry the Navigator