The Bronze Age marks a significant period in human history, characterized by the development of metalworking, particularly the use of bronze, an alloy of copper and tin. This era saw the rise of complex societies, trade networks, and advancements in technology, which laid the groundwork for future civilizations. During the Bronze Age, which began around 3300 BCE in some regions, notable cultures such as the Sumerians, Minoans, and Mycenaeans flourished. The period is known for its impressive architectural achievements, including palaces and fortifications, as well as the creation of early writing systems, which facilitated record-keeping and communication.