1. The document discusses early European exploration including Prince Henry of Portugal establishing a navigation school in 1419. This led to Portuguese exploration of Africa's coastline by the 15th century and their establishing the first global maritime empire. 2. Motives for more exploration included seeking new trade routes to Asia following the Crusades, Renaissance curiosity, escaping religious conflicts, and finding new sources of revenue for monarchs. Technological advances like improved ships, navigation instruments, and weapons enabled further voyages. 3. Major figures that furthered exploration included Columbus, whose four voyages opened up the Americas to colonization by European powers; Magellan, who completed the first circumnavigation of the world; and conquistadors