Flint, Michigan. December 30, 1936. The red light outside the union hall flashed.

It was a signal. Workers inside the Fisher Body Plant No. 1 — the largest auto body factory in the world, which made the bodies for General Motors vehicles — saw it and understood. They were not going to walk out. They were going to stay in.

The sit-down strike was a new tactic, and it was brilliant. In an ordinary strike, workers picket outside the factory and try to prevent replacement workers from entering. The company can hire strikebreakers. The strike can be broken. But in a sit-down strike, the workers occupy the factory itself. They are inside. The machines are inside. The company cannot bring in replacements without physically removing the workers — which means violence, which means photographs, which means public opinion, which means political pressure.

General Motors was the largest corporation in the world. The United Auto Workers was a fledgling union, barely two years old. The workers had no guarantee of winning. They had no guarantee of surviving. The company had the Pinkerton Detective Agency and its own plant police — a private enforcement infrastructure that corporations had built specifically to suppress labor organizing, separate from the state. The workers had each other and the factory floor.

They held it for forty-four days.

The company tried everything. They cut off the heat in January — Michigan in January, in an unheated factory. The workers built fires in metal drums and kept going. They tried to cut off food — the workers' wives and girlfriends organized a Women's Emergency Brigade, marching outside the factory, breaking windows to let air in when the police used tear gas, forming a human chain to protect the supply lines. The company got a court injunction ordering the workers to leave. The workers refused. The judge was later revealed to own $200,000 in GM stock. The injunction was ignored.

On February 11, 1937, General Motors signed a contract recognizing the United Auto Workers as the bargaining agent for its workers. It was the first time GM had ever recognized a union. It was one of the most significant moments in American labor history.

What followed was a wave. Within months, hundreds of thousands of workers across American industry had organized. The sit-down tactic spread. The principle had been established: workers, organized and determined, could force the most powerful corporations in the world to negotiate.

The Flint sit-down matters for Nigerian workers not because the tactics are identical — they are not — but because of what it demonstrates about the nature of power. General Motors had money, lawyers, police, and political connections. The workers had solidarity and a willingness to hold the line. Solidarity won.

The lesson is not that strikes always work. They do not. The lesson is that collective action changes the terms of the negotiation. A single worker asking for better wages is easy to ignore. Thirty thousand workers stopping at the same time are not. The power of organized labor is not the power of any individual worker. It is the power of the collective refusal — the moment when enough people say, at the same time, in the same voice: not on these terms.

That moment is available to every generation. It was available in Flint in 1936. It was available in Lagos in 1945. It is available now.