Simplify the following text for a Grade 7 native English-speaking person.
Original: Debates have emerged within feminism over whether patriarchy is the primary cause of women 's oppression , as radical feminist theory asserts , or whether legal systems and class conflict play a large role as well , as is proposed in other feminist movements such as liberal feminism and socialist feminism .
Simplified: Feminism said that women were poorly treated in the past and that this must stop . Somebody who follows feminism is called a feminist .