The new employees Kellogg tried to hire to replace the striking workers failed miserably. They didn't have enough workers with domain knowledge to run the plants; the new workers caused the company more money than they saved:
> Small fire at Kellogg’s Plant in Lancaster, striking continues in week 11
https://www.abc27.com/news/local/small-fire-at-kelloggs-plan...
> UPDATE: Efforts to replace striking Kellogg's workers has been disastrous, workers tell us. Scabs wreaked havoc on the factory, most cereals are not being produced, and a delivery train went off the track yesterday.
https://twitter.com/MorePerfectUS/status/1469417376231866375...
Management yields 100% to workers, all demands met:
> Highlights of the new five-year collective bargaining agreement:
• No take aways; No concessions
• No permanent two-tier system
• A clear path to regular full-time employment
• Plant closing moratorium: No plant shut downs through October 2026 • A significant increase in the pension multiplier
• Maintenance of cost of living raises
> https://bctgm.org/2021/12/21/kelloggs-strike-ends-bctgm-memb...
Please post your source that said the Union gave up. There's no way to misinterpret this outcome at all; they clearly won.