It was the distinct lessening of the cold war
Answer: Coal was needed in vast quantities for the Industrial Revolution. ... However, as the country started to industrialise itself, more and more coal was needed to fuel steam engines and furnaces. The development of factories by Arkwright and the improvement of the steam engine by Watt further increased demand for coal.
Explanation:
This is a personal question that only you can answer. However, we can provide some information that can help guide your work.
River valley civilizations were the first civilizations that arose in history. They formed in the banks of rivers, as these provided fertile ground to grow crops. Therefore, it is likely that if you travelled to these valleys, you would find a society that mostly relies on agriculture. These societies included the Ancient Egyptians (Nile River), the Mesopotamians (Tigris and Euphrates Rivers), Ancient Chinese (Yellow River) and Ancient Indians (Indus River).
These societies were also organized in a very particular way. It is likely that you would find a society where most people are farmers. They would form a particular social group. Other groups would include traders, priests and the nobility. Most of these civilizations consisted of a series of villages, with one or several large urban populations.