On this day in 1972, Nine-year-old Phan Thị Kim Phúc was burned by napalm during the Vietnam War, an event captured by Associated Press photographer Nick Ut moments later while the young girl was running down a road. That image became an iconic Pulitzer Prize-winning photo.
On this day in 1984, homosexuality was declared legal in the Australian state of New South Wales.
On this day in 1992, the first World Ocean Day was celebrated, coinciding with the Earth Summit held in Rio de Janeiro, Brazil.
On this day in 2009, two American journalists were found guilty of illegally entering North Korea and sentenced to 12 years of penal labour.