The historic gay marriage referendum should be held up as an example for the rest of the world, a campaigner has said.
Mathematician John Nash, a Nobel Prize winner who inspired the movie A Beautiful Mind, dies in an auto accident along with his wife in New Jersey.
Islamic State fighters have killed at least 400 people in Syria's ancient city of Palmyra, most of them women and children, Syrian state television says.
Mass graves and suspected human trafficking detention camps have been discovered by Malaysian police in towns and villages bordering Thailand, the country's home minister says.
Police make dozens of arrests in Cleveland, Ohio, as crowds protested the acquittal of a white officer who fired through the windscreen of a suspect's car that killed the two unarmed black occupants.
The Iraqi government begins a counter-offensive against the Islamic State group after its fighters capture the city of Ramadi.
Two police officers and dozens of gang members are killed in a violent shoot-out in Mexico after security forces were ambushed by suspected drug cartel members.
The country becomes the first in the world to introduce same-sex marriage after a national referendum, with 62 per cent voting yes.
A huge sinkhole opens up in a Jack Nicklaus-designed golf course in Missouri. The giant cavity, stretching 80 ft wide, is thought to have formed when two separate sinkholes developed together.