The folllowing timeline comes from the "A Journey to the True World" booklet from the Maztica boxed set (by Douglas Niles, published by TSR).

From reading the long historical section, I was able to come up with these dates (in Dalereckoning), by counting backwards from the year of Cordell's arrival (the timeline does go further, but before c.1190, there were few, if any, solid dates to draw on):


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