The Imperial Japanese Army establishes a secret unit to research electromagnetic fields and their military applications.
World War II begings.The secret 9th division starts working on technology to allow teleportation of huge land masses and provide a huge highly mobile invasion force.
1939 - 1941
A set of four islands are assembled and rigged to use electromagnetic fields to bend space-time and achieve teleportation.
First teleportation trial is performed. The island disapears but contact is lost with it's inhabitants and it's whereabouts are never discovered.
The US Army performs an different electromagnetic experiment with the task to render one of it's destroyer escorts, the USS Eldridge (DE-173) invisible to radar detection. The experiment ends up teleporting the ship to an unknown location for a brief time. Multiple members of the crew disapear forever during that brief time.