The document provides an overview of labour law. It discusses how labour law mediates the relationship between workers, employers, unions and governments. It outlines key topics covered by labour law including working hours and conditions, leaves and holidays, children's employment, disputes, and equal employment practices. The document also gives a brief history of labour law and discusses international labour law and organizations like the ILO and WTO. It concludes by describing Pakistan's constitution in relation to labour rights and key labour laws and legislations in Pakistan.