And, as pertains to the virus's origin, COVID-19 did come from China, and we know that. We have epidemiology to guide us here, and the situation is altogether different from 1918 w/r/t speed of communication and the state of science.
https://www.usnews.com/news/best-countries/articles/2020-05-...
"There's no doubt that the novel coronavirus ... originated in China."
As a response to the statement: "COVID-19 did come from China" in the previous post, the article you linked directly confirmed that statement.
That doesn't disprove xenophobia at all. The Spanish press reported on it first because every nation involved in WWI very aggressively censored any mention of the flu. After the war, they had every incentive to play into people's natural xenophobia rather admit to covering up the disease. Here you see the Spanish Flu depicted as a flamenco lady:
https://c8.alamy.com/comp/G386J3/the-spanish-flu-epidemic-ov...