City: Santiago, Chile
1) First established: 12 February 1541. Why: It's the capital of Chile
2) Population: 5.6 million
3) 88.9% white, 9.1% Mapuche, 0.7% Aymara, 0.1% other indigenous groups, 0.3% unspecified
4) Government employee, doctors/health care, and banks
There's the first four I've done for you, gonna have to do the rest yourself though