The mountainous terrain made city-states become independent from one another.Basically meaning that different city-states did not have any interactions with each other. If so, very little.
<span>Some synonyms of sovereign are monarch, leader, ruler, overlord, crowned head and king. Its meaning is a man who has incomparable power or specialist. a gathering or assortment of people or a state having sovereign specialist. a gold coin of the United Kingdom, equivalent to one pound sterling: left flow after 1914.</span>
It was the "c. Kellogg-Briand Pact" that discussed global disarmament and Pacific security (although it ultimately failed), and the reason why it could be argued that the Beer Hall Pusch was a successful event in Adolf Hitler’s political career was because "<span>d. It increased his popularity among both government and public sectors," since it was such a bold move. </span>