Mass production was popularized in the late 1910s and 1920s by Henry Ford's Ford Motor Company, when introduced electric motors to the then-well-known technique of chain or sequential production.
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The full isolation of Japan and its people was ordered and implemented by Tokugawa Iemitsu in 1623. By the order, no one is allowed to enter and leave Japan. The order was due to religious conflict and other governmental concerns. It ended last 1641.