Ancient Israel is believed to have originated around the 12th century BCE with the establishment of the Israelite tribal confederation. This period is commonly referred to as the Iron Age I and is mentioned in the biblical accounts of the Hebrew Bible/Old Testament.
According to biblical narratives, the Israelites were descendants of Abraham, who had settled in Canaan, which is present-day Israel and Palestine. The story of the Israelites' liberation from slavery in Egypt and their subsequent journey to the Promised Land is an essential part of their history.
The Israelites initially existed as a loose confederation of twelve tribes, each governed by their own leaders, known as judges. The tribes collectively acknowledged Yahweh, whom they believed to be their national deity. However, this confederation lacked a centralized political authority.
Eventually, the tribes united under a monarchy, primarily with the reign of Saul, followed by David and Solomon. This marked the establishment of the United Monarchy, often referred to as the golden age of ancient Israel. During this period, Jerusalem became the capital, and the First Temple was constructed as the central religious institution. The kingdom reached its pinnacle in terms of territorial expansion and political influence.
However, after Solomon's death, the United Monarchy split into two separate entities: the northern kingdom of Israel and the southern kingdom of Judah. The northern kingdom faced political instability, and eventually, the Assyrians conquered it in 722 BCE, leading to the exile of the ten northern tribes.
The southern kingdom of Judah survived until the Babylonian conquest in 586 BCE, resulting in the destruction of the First Temple and the exile of the inhabitants to Babylon. This event, known as the Babylonian Captivity or Babylonian Exile, marked the end of ancient Israel as an independent state.
In summary, the origins of ancient Israel can be traced back to the 12th century BCE, beginning as a confederation of tribes and later evolving into a united monarchy. It is important to note that much of the historical information about ancient Israel comes from biblical texts, and archaeological evidence provides additional insights into this period.