- Nicaragua (Wikipedia)
Nicaragua, officially the Republic of Nicaragua, is the geographically largest country in Central America, comprising 130,370 km2 (50,340 sq mi). With a population of 7,142,529 as of 2024, it is the third-most populous country in Central America after Guatemala and Honduras.
- Chalcolithic (Wikipedia)
The Chalcolithic (also called the Copper Age and Eneolithic) is an archaeological period characterized by the increasing use of smelted copper. It follows the Neolithic and precedes the Bronze Age. It occurs at different periods in different areas, and is absent in some parts of the world, such as Russia. Stone tools were still predominantly used during this period.