But there are and will always remain differences between the sexes. You seem to want to eliminate ( or deny) differences, or suggest that any differences that remain even after equalities legislation and 'equal opportunities' are down purely to "patriarchal oppression". Men don't have female dignity or female rights. Equalities legislation takes into consideration differences and offers some protection for those differences.
You don't think there is anything that unites all women? I'd say the only thing that unites all women is their femaleness; their sexed body and what flows from that. I don't dislike women just because of their religion or political tribe ( evn if i disagree with some of the beliefs or positions which might stem from that). I can see what unites us all as women, and have empathy and common cause with that.
You say you dislike Miriam Cates because she wants respect for women in their role as mothers, whereas you seem to think that motherhood is an oppression for women. A regressive role. If a woman wants to stay home, bake bread, spend time with her young child, and take a few years off work you see it as regressive; rather than as an opportunity to support or validate that role with legislation. You cannot conceive of her as a feminist. For you a feminist must reject all traditional female roles and occupations. Just because.....
Miriam Cates is not advocating that everyone must do the same thing; after all she works full time as an MP, as well as having a family. She's an educated, independent and outspoken person, not a doormat.