Can anyone list me Influential leaders like Ghandi, people who fought against oppression, freedom fighters?

i need a list of people who fought against oppression i mean people who lead in all shapes and forms people as recognized as ghandi, martin luther king Jr. ect. and i'd also be happy to hear about the unsung heroes who werent noticed the way they should have been im going to pick a few and write about them please give me a brief discription of what they did also be extremely brief if you know alot of freedom fighters.