The 25th century BC was a century that lasted from the year 2500 BC to 2401 BC. Events c. 2900–2334 BC: Mesopotamian wars of the Early Dynastic period. c. 2560 BC: Construction of the Great Pyramid of Giza is completed. c. 2500 BC: Rice was first introduced to Malaysia c. 2500 BC: Scribal schools flourish throughout Sumer. c. 2500 BC: Assyria is established. c. 2500 BC: Cylinder seal from Sumer and its impression are made. It is now in the Metropolitan Museum of Art, New York. c. 2500 BC: Excavation and development of the Hypogeum of Ħal-Saflieni at Paola, Malta, a subterranean temple complex subsequently used as a necropolis. c. 2500 BC: The Pyramid of Khafre, Giza, is built. c. 2500 BC: The sculpture Khafre Enthroned is made. c. 2500 BC: People in Peru rely on fish and mussels for food. c. 2500 BC: Evidence of long-distance trade routes in South America. c. 2500 BC: Skara Brae is abandoned after approximately 600 years of occupation. c. 2500–2250 BC: Ebla tablets are collected in the ancient city of Ebla, Syria. Discovered by Italian archaeologist Paolo Matthiae and his team in 1974–75, is considered to be the first, if not the oldest, inactive library being the St. Catherine's Monastery Library (565) the oldest active one. c. 2500–2000 BC: Mohenjo-daro is about in size and has a population of c. 20,000 to 50,000. c. 2494–2345 BC: "Sculptors at work", relief from Saqqara, Fifth Dynasty. It is now at Egyptian Museum, Cairo, Egypt. c. 2494–2345 BC: The Seated Scribe, a sculpture found at Saqqara, Fifth Dynasty of Egypt is made. It is now in Musée du Louvre, Paris. 2492 BC: Traditional date for the legendary foundation of Armenia by Hayk. c. 2450 BC: End of the Early Dynastic IIIa Period and beginning of the Early Dynastic IIIb Period in Sumer. c. 2450 BC: Kish is lost to Hamazi tribesmen of the Kurdistan mountains; Elam under the Awan dynasty occupies parts of Sumer. (Roux 1980) c. 2410 BC: By this time, kings in Sumer have ceased to be automatically high priests of the city deity. (Roux 1980) Infiltration and conquest of Mesopotamia by ancient Semitic-speaking peoples begins. (1968 RD Almanac) c. 2400–2200 BC: Construction of Stonehenge Megalithic culture begins to spread through Europe and the western Mediterranean. (1968 RD Almanac) Earliest signs of Corded Ware culture from the Caucasus. (Encyc. Americana) Southeastern Spain is settled