As we are unable to read the Olmec writing, the timeline is rather scarce and is debated widely.
At some point between c.1200-1400 BCE, the Olmecs rose
Same time, San Lorenzo became the 'capital', ruling over the surrounding farmland.
c. 900 BCE: San Lorenzo is abandoned and monuments are defaced. La Venta becomes the Olmec capital.
c. 200 BCE - 400 BCE: La Venta is abandoned, civilization ends.
c.1200-400 BCE: Trade with Teotihuacan
Same time, San Lorenzo became the 'capital', ruling over the surrounding farmland.
c. 900 BCE: San Lorenzo is abandoned and monuments are defaced. La Venta becomes the Olmec capital.
c. 200 BCE - 400 BCE: La Venta is abandoned, civilization ends.
c.1200-400 BCE: Trade with Teotihuacan