Answer:
Developing countries.
Explanation:
As you can see in the birth rates per nation the most fertile countries are also the countries that are in developing process, or are very poor countries, developed countries have the lowest fertility rate from the list, in number one of the fertility list according to the Total Fertility Rate 2019 you will encounter Niger, with 7.153 children per woman, and in last place, according to the wolrd bank is Taiwan with 1.218.
The Federalists believed this:)
