The Hittites were the first in southwest Asia to use and work with iron and make them into weapons. Iron ore and wood are used to make charcoal.
The Hittites empire fell apart suddenly due to invasions, tribes attacked from the north and burned the Hittites capital city.
Iron was used in India in 1000 BC and for example clearing the jungle for farming became much easier with the use of Iron.
The minor kings wanted to set kingdoms that were among the Aryans, but they struggled for land and power.
Liu Band was against Xiang and fought their battle in 202 BC. Liu Bang won and became the first emperor of the Han dynasty. He lowered taxes and softened harsh punishments.
Liu died in 195 BC and then his son became emperor, but by name only. His mother was more powerful and the real ruler. She had powerful friends to help her seize power.
Agriculture was very important and an honored occupation to the Chinese people. Government established monoplies on the mining of salt, the forging of iron, minting of coins, and brewing of alcohol.
The flood left many people dead and millions homeless. The granaries did not hold enough to feed the starving people.
Wang Mang was assassinated in 23 AD, then a member of the old imperial family took the power and began the second period of the Han rule called later Han.
This allowed people to use the paper for record keeping because it was cheaper and more convenient thank silk or wood. It helped spread education in china.