1. The Portuguese Crown incentivized the national merchant bourgeoisie to invest in maritime explorations by granting exclusive trading rights, offering financial support, and providing technological advancements like improved navigation tools and ships.
2. The reason why the School of Sagres was not exactly a school is because it was not a formal educational institution with structured courses and classrooms. Instead, it was a geographical location or a mythological concept used to refer to a loose collection of navigational knowledge and practices shared among Portuguese navigators and explorers during the Age of Discovery. This informal exchange of knowledge and expertise took place in various ports, ships, and expeditions rather than in a traditional educational setting.