The Zhou dynasty was the first to unite China under a single government. However, the Zhou king was killed by invading barbarians allied with rebel lords, causing the dynasty to divide into western and eastern Zhou and relocate the capital. The Zhou dynasty ended in 221 BC when China was then unified again under the Qin dynasty.

1. Zhou dynasty
• This was the the first dynasty to
unite china into a single form of
government.
• The Zhous king was killed by
invading barbarians who were
allied with rebel lords.
• After moving the capital it soon
divided the government into west
and east Zhou.
• The Zhou ended in 221Bc and the