Came across some slick data visualizations the other day at a website called Close the Gap.
They illustrate male/female disparities in 175 nations by total income levels, labour force participation, education level, and representation in the legislature, based on data from the UNDP and the World Bank.
There is an interesting clustering for the top ten worst nations in terms of income inequality, see if you can spot the pattern (women are shown in green):
Maybe Ayaan Hirsi Ali has a decent point about where the global war on women is being waged most effectively.