A Caliphate is an outmoded, tyrannical form of government that only benefits the bullies of society.
Mutual differences after the assaisination of the Third Rightful Caliph Hazrat Usman (RAU).
The Abbasids fell to an ambush of the mongols; while Umayyads fell to economics.
Global warming is the main reason for polar bears decline.
balls
This is true that the Mughals were pleasure seeking but this was not the main reason for their decline. The weakening of the army plus the attacks from the Persians are the main reasons for their decline.
Exposion to European diseases.
the main reason was there loss against chaldeans and medes
There are many reasons the Egyptian empire began to decline. However, the biggest reason was invasion. They were invaded by the Persians around 1200 BC.
Abbasid Caliphate.
Rashidun Caliphate was created in 632.
trade competition
Abbasid caliphate -- Baghdad Ummayyad Caliphate- Cordoba