How did the city of saint augustine play a role in the development of america’s culture? a- people from many diverse backgrounds including free african-americans, spanish, seminoles, and europeans lived and traded in saint augustine b- roman catholics and cubans came to the saint augustine area and develop their culture in many ways including the creation of the first spanish language newspaper c- symbols on the river transport car girl and people between florida and the caribbean, allowing many ethnicities to move to saint augustine d- as available land increased many southern slave owners moved to florida and settled in saint augustine which allowed african-americans to introduce their culture into the area