What allowed for widespread exploration starting in the 1400s Expect?

Widespread exploration in the 1400s was facilitated by advancements in navigation technology, such as the astrolabe and magnetic compass, which improved sailors' ability to traverse open oceans. Additionally, the rise of powerful nation-states, particularly Spain and Portugal, provided the funding and political support necessary for explorative voyages. The desire for new trade routes and resources, coupled with the spread of Renaissance curiOSity and knowledge, further fueled this era of exploration. These factors collectively enabled European powers to embark on significant maritime expeditions.