<span>It's a metaphor, darling. A nursery (whether it's a plant nursery or a nursery school) is a place where small plants or human beings are carefully nutured so that they can grow. "He" (whoever this mysterious "he" is that you're referring to) is asserting that factories are places where bad things like "disease and vice" can similarly grow and flourish.</span>
Code Noir was set by the French to help them regulate slavery and punishment. The Code required people that were colonized to provide food every week to the French. However, in Haiti, it did not function well as the people could only provide water and potatoes to the French. Also, the fact that the average lifespan of the "slaves" in Haiti was just 7 years didn't help the cause.
One result<span> of the </span>war<span> was the division of Germany into many territories — all of which, despite their membership in the Empire, won de facto sovereignty. This limited the power of the Holy Roman Empire and decentralized German power. The</span>Thirty Years<span>' </span>War<span> rearranged the European power structure.</span>