Manuel Estrada Cabrera was a man who lived a long time ago in a country called Guatemala. He was the president of Guatemala for a long time, from 1898 until 1920. Do you know what a president is? Well, a president is like the boss of a whole country. So, Manuel Estrada Cabrera was the boss of Guatemala for a really long time.
Now, not everyone liked Manuel Estrada Cabrera. Some people thought he did some things that weren't very nice. For example, he didn't like people who disagreed with him, and sometimes he would send them to jail, or even hurt them. That's not very nice, is it?
But even though some people didn't like him, Manuel Estrada Cabrera did some important things too. For example, he helped make Guatemala a richer country by building new roads and bridges, which made it easier for people to get around and do business.
Overall, Manuel Estrada Cabrera was a really important man in Guatemala's history, but he also did some things that weren't very kind. So, people have different opinions about him.