The first "sim" style game.

Yes–Wikipedia gives 1989 for the 1st release of SimCity; 1992 for SimLife (different developer). I was only ever able to sustain an ecology with sea turtles and coyotes over any long period of time.

[QUOTE=Shoshana]
Year (more or less) for Utopia, please? Thanks.
[/QUOTE]
1982

Little Computer People is '84.

Conway’s Game of Life is '70. Look, a glider gun!