Answer: In a group of city-states, each city-state is independent and rules by its own king. No central power controlled all of the city-states. In an empire, consisting of a nation and the city-states and nations it has conquered, one ruler is in control.
Explanation: One has a king in where the other has just a ruler
The correct answer for this question is C: the first African American in Congress.
Answer:
Realmente no entiendo la pregunta pero ...
Hubo muchas razones a largo y corto plazo para explicar por qué Estados Unidos se involucró en Vietnam a fines de la década de 1950.
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1 razón: independencia vietnamita
2da razón- Guerra civil
Tercera razón: la teoría del dominó
Cuarta razón: el débil gobierno de Vietnam del Sur
Quinta razón: el incidente del golfo de Tonkin de 1964