Well there was ten Russo Turkish wars so youll have to be specific on which one although main reasons were the treatment of people who were Orthodox In the Ottoman empire. and desire for more territory <span />
Ancient China produced what has become the oldest extant culture in the world. The name 'China' comes from the Sanskrit Cina (derived from the name of the Chinese Qin Dynasty, pronounced 'Chin') which was translated as 'Cin' by the Persians and seems to have become popularized through trade along the Silk Road.
Agricultural communities settled where they did because there was a water source near by for growing crops. It is very hard to grow plants or raise animals without a water source. People also settled near water sources so they could travel on ships and trade with other communities along the same water source. The people in the community also needed water to stay hydrated and to wash dirty clothes or to bathe.
The correct answer is Samuel Adams.
Samuel Adams was a notable colonist who organized the Sons of Liberty in Boston.
Adams & the Sons of Liberty led protests against British taxation in the colonies after the 7-years war.
Adams also was a leader of the effort to use the Boston Massacre for propaganda, despite his cousin's role in defending the British soldiers.
He reasoned that since parallax could not be observed for celestial objects near the sun, then the earth was stationary. This erroneous assumption was because at the time he had no way of knowing that celestial objects were so far away that their parallax angles were too small to detect.