Hong Kong student leaders said they may not take part in further talks with the government after accusing city authorities of failing to make any meaningful offer.
Hong Kong's leader told media that if the government met pro-democracy protesters' demands it would result in the city's poorer people dominating elections.
Protesters occupied three town halls in southern Mexico to demand the safe return of 43 students who disappeared after gang-linked police attacked them.
Hong Kong's justice chief insisted that any prosecution of plainclothes officers who were filmed beating a handcuffed protester would be handled impartially.
Hong Kong's pro-democracy protesters have an "almost zero chance" of changing Beijing's stance and securing free elections despite more than two weeks of rallies.
Thousands took to the streets in Paris and Bordeaux to demonstrate for what protesters called "traditional family values" and against assisted pregnancies.
Thousands marched in Africa to pressure governments to do more to stop the poaching industry that many fear is driving rhinos and elephants to the brink of extinction.