Self-determination was point 10 of Wilson's Fourteen Points. Wilson wanted to re-draw the frontiers of eastern Europe so that races ruled themselves. In some ways, self-determination was achieved.
Idk for sure but I think the voices that weren’t heard were:
Women
Blacks
(Maybe) the jewish
Answer:One major reason why ancient Greece was dominated by small city-states and independent towns, rather than by one all-powerful king, is its geography. The country's mountainous terrain, many isolated valleys, and numerous offshore islands encouraged the formation of many local centers of power, rather than one all-powerful capital.
Another key factor influencing the formation of city-states rather than kingdoms was the Mediterranean.
Explanation: