Because if the Umayyads
The Umayyad family was responsible for ending this electoral system and instituting a dynastic system.
The law that ended the spoils system came with the passage of the Pendleton Act in 1883
The Kapu system ended in 1819.
Blue System ended in 1998.
Bell System ended in 1984.
Plant System ended in 1902.
Chessie System ended in 1980.
Calico System ended in 2007.
Video System ended in 2001.
The mission system ended in 1956.
Another answer: Open-ended questions usually begin with who, why, what, when or where. If you were for example doing a project on the solar system then you could have "What is the solar system" or" Who called it the solar system"
Amalgamated Broadcasting System ended in 1933.