The 22nd dynasty began around 945 B.C. with King Sheshonq, a descendant of Libyans who had invaded Egypt during the late 20th dynasty and settled there.
The next 400 years–known as the Third Intermediate Period–saw important changes in Egyptian politics, society and culture. Centralized government under the 21st dynasty pharaohs gave way to the resurgence of local officials, while foreigners from Libya and Nubia grabbed power for themselves and left a lasting imprint on Egypt’s population. The 22nd dynasty began around 945 B.C. with King Sheshonq, a descendant of Libyans who had invaded Egypt during the late 20th dynasty and settled there. Many local rulers were virtually autonomous during this period and dynasties 23-24 are poorly documented.