Final answer:
Cleisthenes initiated new proposals in the Athenian government through reforms that united the citizens and aimed to establish better democracy.
Explanation:
In the Athenian system of government, Cleisthenes was responsible for initiating new proposals by implementing significant reforms.
Cleisthenes replaced the Council of Four Hundred with a council of five hundred, reorganized Athenians into ten new tribes, and had each tribe choose fifty members by lot to sit in the new Council annually.
These reforms aimed to unite the Athenians politically and establish a more democratic system in Athens.
Learn more about Athenian democracy here:
https://brainly.com/question/30127600
