It was "James Watt" who invented the piston-driven steam engines that powered all kinds of machines in the Industrial Revolution, since this greatly increased production rates and efficiency.
Thailand has a Constitutional monarchy for its form of government.
It seems that you have missed the essential options to answer this question, but anyway, I searched for it and here is the answer I found. The key element of President Dwight Eisenhower's foreign policy is d<span>ramatically increasing the size of the military. Hope this answers your question. Have a great day!</span>