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.
they all just say there and watches tv
Answer:
Some of the countries listed, such as Iceland and Monaco, have no standing armies but still have a non-police military force.
Explanation:
A standing army is a permanent, often professional, army. ... It is composed of full-time soldiers who may be either career soldiers or conscripts. The Constitutional Convention of 1787 in Philadelphia provided checks on any standing army by allowing the President to command it, but Congress to finance it using short-term legislation. ... raise and support Armies, but no Appropriation of Money to that Use shall be for a longer Term than two Years,” the Clause read