In February 1919, London's first women police officers took to the streets of the city. They battled entrenched gender stereotypes, institutional inequality, sexual harassment and assaults disturbingly familiar to those affecting today's #MeToo generation of modern women. Female officers, facing resentment from male colleagues, were expected to do little more than 'Make the tea, luv . . .' and were charged with the sole task of looking after women and children who fell into police hands. Yet, in the course of a century, policewomen have won the equality they demanded, overcome sexism and...