The fact that the imperator spent a lot of resources for wars
They mostly believed that women would become political and devoted to causes and participating in politics which would lead them to abandon their duties towards their homes which was mostly about things like chores and being a housewife. This was the common belief among anti-suffragists, but there were also radicals who believed even worse things.
It means the income is unfair, some people earn more than others and etc
Betty friedan developed a critique of womens role as a "domestic goddes" in the feminine mystique