This is true. Enlightenment thinkers wanted to improve human conditions on earth rather than concern themselves with religion. They valued reason, science, religious tolerance, and natural rights to life, having liberty and property. Enlightenment philosophers like John Locke, Montesquieu, and Rousseau all developed theories of government in which people would govern by the natural law bounded by natural contract.
A. Through extensive farming
Passing secrets about nuclear science to the soviets
Neville Chamberlain is the British Prime Minister
North Korea, Cuba and communist society have a key feature, a command economy. Moving to a mixed economy would involve less government market control. United States and United Kingdom are examples of Mixed economies.