Okay kiddo, let's talk about labor unions in the United States. A union is basically a group of workers who work together to make things better for everyone who works at their job.
In the olden days, people had to work really hard and didn't get paid very much for it. They also didn't get days off, and sometimes they worked really dangerous jobs. This made them really unhappy, so some of them decided to join together in groups called unions to try to make things better.
The first labor union in the United States was started in 1829 by tailors who were unhappy about their working conditions. They wanted to have better hours and pay, and they thought that by working together they could make their bosses listen to them.
Over time, more and more workers started joining unions. They worked in all sorts of jobs, like factory workers, miners, and even teachers. They would have meetings and come up with ideas about how to make their jobs better. Sometimes they would go on strike, which means they would stop working until their bosses agreed to their demands.
In the 1930s, there was a really big change for labor unions in the United States. The government made laws that gave workers the right to join unions, and it made it illegal for bosses to punish workers for being in a union. This helped the unions grow even bigger and become even more powerful.
Today, unions still exist and are still fighting for workers' rights. They help workers negotiate with their bosses for better pay and benefits, and they make sure that workers are treated fairly on the job. So if you ever have a job one day, you might join a union too, to help make your job better!