Wait, the final US birth data for 2020 was released just a week ago? Why didn't anyone tell me? Looking through it, major point is that the TFR declined to 1.64, the lowest level ever recorded. Birth rates for all races and age groups declined.
This is a fascinating insight for fertility in pre-modern times, and casts ancient/Biblical debates over sexuality in a somewhat different light. A libertine society would have been a less fertile one, and patriarchy was a reproductive technology.
Better map of the African sterility belt. In the 19th and 20th centuries, much of central Africa had incredibly high sterility rates because of STDs. The low birth rate this caused (net of mortality) motivated (successful) pronatal programs in French and Belgian colonies.
TIL that the Dominican Republic pulled out of the human rights court, amended its constitution in 2010 to limit birthright citizenship, then had a newly-created constitutional court retroactively strip citizenship from many people whose ancestors arrived in the country since 1929