She worked very hard to end child labor.
She worked very hard to end child labor.
They worked to pass new laws to prohibit or limit child labor.
It started in the 1870's or 80's, children worked in factories or coal mines.
Knights of Labor ended child labor.
they worked
They worked to reduce child labor and for the womens suffarge campain.
robert owen
never
Child labor
child labor
It has not ended, it still happens.