Teotihuacan’s Ciudadela complex builtJan 1, 150Labels: Teotihuacan, Ciudadela, Feathered SerpentMet MuseumWikipedia
Classic Period begins across MesoamericaJan 1, 250Labels: Classic Period, MesoamericaBritannicaBritannica
Classic occupation of Monte Albán expandsJan 1, 250Labels: Monte Alb, Oaxaca ValleyBritannicaBritannica
Monte Albán reaches major Classic zenithJan 1, 500Labels: Monte Alb, Classic ZenithBritannicaBritannica
Late Classic Maya political expansion intensifiesJan 1, 600Labels: Maya Kingdoms, Late ClassicBritannicaWikipedia
El Tajín rises within Classic Veracruz traditionJan 1, 600Labels: El Taj, VeracruzWikipediaMet Museum
Classic Maya collapse accelerates in southern lowlandsJan 1, 700Labels: Southern Lowlands, Classic MayaWikipediaBritannica
Monte Albán’s Classic period ends; major changes beginJan 1, 700Labels: Monte Alb, Classic PeriodBritannicaBritannica
Classic Period endpoints consolidate around 900 CEJan 1, 900Labels: Classic Period, 900 CEBritannicaUNESCO