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Imagine you live in a self-contained village where your parents and their parents and all your forebears from the beginning of time have lived.
Imagine that within a days walking distance from your village are the villages of other Peopleto the east and west and north and south.
They are PEOPLE because they speak words you mainly understand. There are in these foothills 9000 such PEOPLE.
Then imagine that in the space of a few months 90,000 yeaywhite mencome uninvited to all the PEOPLES villages to tear away the ground under the PEOPLES feet looking for rocks.
For each one of you there are 10 of them. Imagine!