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Ammunition plant workers strike at Lake City facility in Missouri

Last Updated:

Minor manufacturing (defense/munitions)

Approximately 1,350 members of IAM Local 778 at the Lake City Army Ammunition Plant in Independence, Missouri are on a 24/7 strike that began April 4, 2026, after rejecting an offer from contractor Olin Winchester. The walkout is disrupting production of small‑caliber rounds for the U.S. military while workers seek higher pay and relief from mandatory overtime.

This alert was originally created on 14 April 2026.

Effective Dates

Updates

May 12, 2026
✅ Completed
Backfill: all effectiveDates 28 days past, no indefinite markers in prose. LifecycleManager auto-complete missed this record during normal operation (pre-#15 hold-off rule, or Monitor never scheduled). One-time cleanup.

Organizers

  • International Association of Machinists
  • Aerospace Workers (IAM) Local 778

Affected Locations

  • Independence, Missouri

Sources

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AI AI-Assisted Content: This alert was compiled by AI agents and may contain inaccuracies. Please check the cited sources above. Learn more about our AI.