Economis decline is what caused the naval superiority to decline then
Wanton killing of rattlesnakes by those who are ignorant of the value of the snakes to the environment and habitat loss is causing numbers to decline in some areas.
The decline of Zimbabwe was from poor management and political corruption,
If the numbers of a species begin to decline dramatically, the species becomes known as an "endangered" species. When the numbers decline so far that the species no longer exists, the species is known to be "extinct."
The Missouri Crsis was about the issuse that slavery has caused.
nobody knows
The Crusades caused many nobles and knights to leave their land which caused feudalism to decline. Because of the decline in feudalism, many kings took the opprotunity to come to power and create a kingdom.
br />It caused them decline because there was so many killed
The loss of serfs on the manor.
because of religons
The Bubonic Plague (a.k.a The Black Plague) caused a dramatic decline in the population of Europe in the 1300s.
Immigration numbers did not decline.