From my very link... look at the damn data... and just not an out of context quote
"Life expectancy at birth takes account of infant mortality"
Era Life expectancy at birth in years
Pre-Columbian Southern United States 25–30
Paleolithic 33
Neolithic 20 to 33
Medieval Islamic world 35+
Late medieval English peerage 30
Early modern England[19] 33–40 34 years for males in the 18th century.[33]
Early 19th-century England 40
Classical Rome 20 to 30
Classical Greece 25to 28
Bronze Age and Iron Age 26
2017 world average 72.2
1950 world average 48
1900 world average 31