<span>Gun control started on May 19, 1986.</span>
By 334 BC there were 7 warring states: Qin, Chu, Zhao, Wei, Han, Yan, and Qi. The Warring States Period ended with Qin's conquest of the other states. It was succeeded by the Qin Dynasty in 221 BC, which marked the transition between ancient China and Imperial China.
According to Karl Marx, the economic ideas behind socialism would lead to a revolution because when the working class of people would revolt against the upper class which is known as the burgeoise, that would be the only way of achieving true socialism.
I think that it's the third one if you're not to sure, I have a site that might help: https://www.britannica.com/event/Tokugawa-period