John Adams
Only James K. Polk, Andrew Johnson, and Donald Trump did not have presidential pets while in office.
Answer:
In the biggest, most crowded cities, the poorest residents (including most immigrants) lived in tenements. A tenement had come to mean an apartment building in the slums— poor, run-down urban neighborhoods. Many immigrants, including women and children, worked in sweatshops in the garment industry.
Explanation:
You can compare this to the analogy of climbing on top of a mountain. When you make a few delays when you are still near the base of the mountain, it would not significantly make an impact. But if you are already near the peak, it's do or die. Every act you do is significant because you are already towards the end of your goal.
So, since a developed nation has a very high economic power, it also takes effort to maintain it. Thus, every act must be consistent.
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