Circa (c.)
A Latin word that literally means "about" or "around" as in c. 1500. The other forms ca or ca. are also used throughout the histories.
","Founded in 1788, New South Wales (NSW) was the first penal colony for England. British explorer, Captain James Cook, first discovered the east coast of Australia while attempting to examine the planet Venus in order to determine the distance from the Earth to the Sun in 1770, he first named it New Wales, then later New South Wales.","Monmouthshire (Monmouthshire, County of Monmouthshire, Sir Fynwy)