Well achieving Moksha is basically trying to get out of the cycle of reincarnation, rebirth in a different form.
don't take my word for it though i've forgotten everything learned in school
<span>All these reasons are listed in the Declaration of Independence. Beginning from The History of the present King of Great Britian till the end. I suggest you to read this document. There are many useful infromation to answer your question.</span>
Answer:
Urbanization
Explanation: Millions poured into cities for jobs in factories during the industrial era. This rapid urbanization resulted in overpopulation, crowded tenements, strain on city service, health issues etc.