March 10 1876. it was made by alxander graham bell with his assistant thomas
Global trade was established with america, and capitalism grew
Positive--resulted in the lowering of the voting age to 18, contributed to the end of the Vietnam War, contributed to furthering the civil rights movements of the time.
Negative--they were violent and led to the deaths of many in riots and shootings, their means were not taken seriously by adults and conservatives of the time,
It is considered to be important and in a way of calming down the customer as having to listen and understand them is a way of letting them know that you care about them and their current situation. This will enable them to vent on their problems and to prevent them from having to burst out in an outrage if you-- as an employee, fail to recognize your customer's needs.
It was seen as unconstitutional.