Okay kiddo! So imagine you live in a big house with lots of people. Now, imagine that one person in the house, let's call him Franco, becomes very powerful and in charge of everything.
Franco ruled Spain for a really long time, from 1939 to 1975. That's longer than most people's grandparents have been alive!
During his rule, Franco wanted everyone to follow his rules and ideas. He didn't allow people to speak out against him, and those who did were punished. He also didn't allow other political parties or groups to exist, so people could only support Franco's party.
Franco favored very traditional and conservative values, like Catholicism and family values. He didn't like different cultures or languages either, so people had to speak Spanish and follow Spanish customs.
Because Franco didn't allow other ideas to be shared, it was hard for people to express themselves and be creative. It was like living in a big house with only one person's ideas being listened to.
Overall, Franco ruled with an iron fist, limiting people's freedoms and options. It wasn't a fun time for many people living in Spain during his reign.