Disagreements over state's rights, slavery, and other issues, the Civil War occurred when the tensions finally grew too much.
Well many things. Classical civilization had a primitive government with laws, most were river valley civilizations (<span>Mesopotamia/Sumer, and Harrappa/Mojeno-daro)</span>
The League of Nations was created after the first World War to provide a forum for resolving international disputes between other nations.
arguing legal cases in court