In 16 months how many men have died in ww1?

Roughly around 6.666 million of 20 million men died in WWI

Explanation:

While a rough estimate of 21 million were injured on the battle field.

The answer would actually be (Cities to the suburbs)

Explanation: This event was known as the White Flight. The White Flight took place during the 1950's-1960's when large groups of white people moved from the racially mixed urban areas to the racially mixed suburbs and exurban areas. Most of these people were descendants of European people.

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