Sydney is the capital city of the state of New South Wales, and the most populous city in Australia and Oceania.

New York, often called New York City to distinguish it from New York State, or NYC for short, is the most populous city in the United States. With a 2020 population of 8,804,190 distributed over 300.46 square miles (778.2 km2), New York City is also the most densely populated major city in the United States.