Every worldwide pandemic that has ever happened in history has originated in China, or just across its southern border in a southeast Asian region with similar culture.
The bubonic plague, the "Spanish" Flu, SARS, swine flu, bird flu, and even the YEARLY common flu. I could find no exceptions when I researched it - every worldwide pandemic comes from that region.
Every worldwide pandemic that has ever happened in history has originated in China, or just across its southern border in a southeast Asian region with similar culture.
The bubonic plague, the "Spanish" Flu, SARS, swine flu, bird flu, and even the YEARLY common flu. I could find no exceptions when I researched it - every worldwide pandemic comes from that region.