Simple answer: During World War I both sides the Triple Entente (France, England, Russia) and the Central Powers (Italy, Bulgaria, Ottoman Empire, Austria-Hungary, German) try to keep this war away from the cities.. This was one of the last war that countries' leaders actually tried to keep away civilians... It was not a total war that we find in World War II.
For jobs mostly
farms definitely
At that time they were encouraged to move into the cities, but in particular they had to move to a region called 'General Government'.
evacuees
Children from British cities were sent to the countryside during World War II to keep them safe from anticipated bombing.
The name 'World War' suggests, as indeed was the case, that most of the world was involved.
suburbs
There was a mass move to the suburbs.
Ruralization
too many people in eastern cities
because they were
cities
farms definitely
At that time they were encouraged to move into the cities, but in particular they had to move to a region called 'General Government'.
too many people in eastern cities. -your favorite, absolutely garbage education program, called apex
evacuees
For good-paying jobs, including factories & shipyards that made aircraft and ships for the war effort.
Children from British cities were sent to the countryside during World War II to keep them safe from anticipated bombing.