Too many schools do not realise pregnant students should receive equal treatment, the US National Women's Law Center said in a June report.

BBC: US school ends classroom ban on pregnant students

After all, it was only in 1972 that America passed the Title IX law, making it a requirement for male and female athletes to receive equal treatment at the high school and collegiate level.

FORBES: GCC Women's Games

The Multilateral Agreement on Investment (MAI) sought to ensure that companies investing abroad would receive compensation if they were nationalised as well as equal treatment with domestic firms.

BBC: Investment puzzle for WTO