Simplify the following text for a Grade 8 native English-speaking person.
Original: Descendants of the various freed slaves who landed in Sierra Leone between 1787 and 1792 , are called the Creoles . The Creoles play a leading role in the city , even though they are a minority of the overall Sierra Leone population .
Simplified: Descendants of the freed slaves , called Creoles , have a large role in the city , even though they are only a small amount of the population .