It was because there was a worldwide epidemic of the spanish flu.
Yes, worldwide, it happens in epidemic numbers.
PandemicPandemicA PandemicA pandemic is an outbreak of disease occurring worldwide or over a large geographic area.Pandemic
A pandemic is a widespread epidemic - which hits a wide geographical area and affects a large amount of the population.
LOTS of people got the flu. I mean LOTS.
Influenza. A worldwide flu epidemic broke out in 1918, which was also the last year of World War 1, but the epidemic killed more people than died during the entire war.
epidemic
The word 'epidemic' is a noun and an adjective. There is no verb form of the word epidemic.
The most recent epidemic in Jamaica in 2014 is the AIDS epidemic.
Human immunodeficiency virus (HIV) is the causative agent for AIDS. The most common type is known as HIV-1 and is the infectious agent that has led to the worldwide AIDS epidemic
Some diseases can be very epidemic.
Seriously? Just go google that. P.S. You spelled epidemic correctly, idiot.You spelled the word epidemic correctly. Epidemic is a widespread occurrence of an infectious disease.