To rise: they were a very resourceful civilization, which rapidly expanded from humble beginnings into a large empire that spanned most of central Mexico.
To fall: they were destroyed by Spanish conquistadores in the 16th century. The reason behind such destruction was that Aztecs didn't have resistance to disease - specially smallpox - brought by Europeans.
decline of the Aztecs
No; they only started to decline when the Spanish started to attack them.
because the Aztecs and Spanish invaded
too much opium.... or chuck Norris
The cause of the disappearance of the Aztecs were the Spaniards when they killed Montezuma the Aztec's emperor
mortality decline
The Aztecs had a lot of enemies and when the Spanish conquistadors arrived to Mexico the Aztec enemies were more than happy to help the Spanish destroy the Aztecs.
what might cause a culture today to decline or disappear
Three things that lead to the decline of the aztecs were: 1) Many physical and human resources funneled into religious activities. 2) Need for prisoners changes warfare style to less deadly and less aggressive. 3) Tribute states are rebellious and need to be controlled
disease.
Some didn't like Aztec rule, so they were more likely to go against them and unite with the Spanish conquistador Hernán Cortés. The Spaniard's iron, steel, and gunpowder defeated the Aztecs. In addition, the Aztecs fell prey to new diseases the Europeans brought with them.
Ideology has not declined.