The North Korean government initiated a series of social reforms that sought to reintegrate the traditionally underprivileged elements — workers, peasants, women, and youth — into society during the early years of the revolution (1945-1950). These sweeping social reforms brought a measure of women's liberation and active participation in civic life.
https://en.wikipedia.org/wiki/Women_in_the_North_Korean_Revolution
For the first time in Korean history, the recognition of women as a category of people with rights was quite novel for its time. Kim Il Sung and the North Korean Provisional People's Committee (NKPPC) immediately legalized equality between the sexes
https://en.wikipedia.org/wiki/Women_in_the_North_Korean_Revolution