Released from military service and returned to civilian status; past tense and past participle of demobilize (American spelling).
From 'demobilize' + '-ed'. American English spelling variant of 'demobilised', following the '-ize/-ized' convention used throughout American English.
After WWII, there were millions of 'demobilized soldiers' struggling to find jobs, and this actually led to the creation of the GI Bill—one of the biggest government aid programs in American history!
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