Dmitri Mendeleev presented his periodic table of the elements based on increasing atomic weight on March 6, 1869, in a presentation to the Russian Chemical Society. While Mendeleev's table was the first to gain some acceptance in the scientific community, it was not the first table of its kind.
In the end, the British sale of opium was used as means for  obtaining more land and trading rights from the Chinese, leading to  the devastation of the Chinese government and economy which is why  The First Opium War will be remembered in history as the time when  China was ultimately betrayed by the British.
It was a decisive British victory. At first the war went badly for the British but the defeat of the French at the Battle of Quebec was the turning point of the French and Indian War. The British defeated the French.The Treaty of Paris (1763) gave Britain control of North America (Canada, all land east of the Mississippi River).t was a decisive British victory. At first the war went badly for the British but the defeat of the French at the Battle of Quebec was the turning point of the French and Indian War. The British defeated the French.