Unangan (Aleut) population declines further (24 nov 1836 anni – 22 lugl 1839 anni)
Descrizione:
Smallpox, measles, chicken pox, and whooping cough epidemics reduce the Unangan (Aleut) population, which had been steadily declining since Russians first arrived in 1732.Aggiunto al nastro di tempo:
Data:
24 nov 1836 anni
22 lugl 1839 anni
~ 2 years and 7 months