Warfare between city-states, overpopulation, and drought caused it .
They took it by storm. They developed and used the system of blietzkrieg warfare which was basically about using tanks and aircraft to quickly take as much land as possible before the opponents even had the time to react and it was successful for taking countries like Belgium and France, Poland, and parts of Russia.
They failed to take control of Britain because Britain was an island that couldn't be reached quickly by Tanks. They could only focus on bombing Britain to keep it in a bad condition but Britain had a strong air-fleet too as well as naval power so it was difficult to board a full attack on British soil which is why Britain wasn't occupied unlike France for example.<span />
The single largest complaint by the colonies against their English rulers involved d) the form of self rule. The colonists were very against the oppression they felt due to the British ruling the colonies (as they ruled virtually all aspects of public and private life). They were also imposed harsh taxation measures and their economy was completely monopolized by the European superpower.
When a student starts a thesis paper must to work in state of art about the subject that search.
The state of art is referred to the highest level of general development as of a device, technique, or scientific field achieved at a particular time.
For example, if you are going to search about cracks in piping systems you must search in the scientific community who is written about it and analyze them.
These cities became under Muslim control during 661-750.