Qualla: The Spinach Riot

The Spinach Riot: Introduction

Thu, 02 Apr 2026 00:00:00 GMT

They called it the spinach riot, which makes it sound almost comic. It was anything but. On April 23, 1937, workers and strikebreakers met in front of a Stockton cannery armed with clubs and firearms. By the time the violence ended, one person was dead, more than fifty were seriously injured, and a $6 million vegetable crop sat rotting because no one could move it. The confrontation was the bloodiest episode in a years-long struggle between agricultural unions and California growers over who would control the canneries of the San Joaquin Valley -- and, by extension, the millions of acres of farmland that fed them.

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The Spinach Riot: A Valley of Desperation

Thu, 02 Apr 2026 00:00:00 GMT

The roots of the conflict stretched back to the early 1930s, when the Depression drove waves of migrants into California's Central Valley. At the peak of the influx in the fall of 1931, between 1,200 and 1,500 migrants arrived each day, many settling in the San Joaquin Valley's a...

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The Spinach Riot: Rival Banners, Common Enemy

Thu, 02 Apr 2026 00:00:00 GMT

The labor movement that arrived in Stockton was fractured from the start. The Agricultural Workers Organization, a subsidiary of the Industrial Workers of the World, had been pushing to unionize farm laborers nationwide. In San Joaquin County, Local 20221 was chartered through th...

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The Spinach Riot: The Day the Cannery Burned

Thu, 02 Apr 2026 00:00:00 GMT

April 23, 1937. Both sides had been moving toward this moment for months, and when it came, neither showed restraint. Strikers gathered in front of a Stockton cannery. Strikebreakers and company men pushed back. Clubs swung first, then firearms appeared. The violence spread quick...

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The Spinach Riot: The Governor Looks Away

Thu, 02 Apr 2026 00:00:00 GMT

In the aftermath, cannery managers signaled their willingness to reopen negotiations. Raymond Cato, Chief of the California Highway Patrol, relayed the managers' decision to resume talks to Governor Frank Merriam. But Merriam, on Cato's advice, declined the request for state inte...

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The Spinach Riot: What the Spinach Left Behind

Thu, 02 Apr 2026 00:00:00 GMT

The Stockton cannery strike of 1937 is remembered as the most violent confrontation in the long struggle between unions and growers for control of California's agricultural economy. Its political and economic ramifications rippled through the state for years, shaping labor law, o...

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