Cyrus The Great and Darius the Great Expanded Persian Territories establishing the Achaemenid Empire, which was the largest the world has ever seen
Answer:
There are many disadvantages of exclusion in societies. One disadvantage is that social exclusion creates parallel sub-societies and sub-cultures within a society, that threaten the social order of a particular area.
Another disadvantage, related with the first, is that exclusion leads to little dialogue among different social groups. This can greatly increased social conflict, political extremism and radicalization, and in extreme cases, as history has shown many times, could lead to civil war.
I don't know much about diplomacy but this might help :)
<span>The functioning of diplomacy is influenced by a complicated combination of different interrelated factors. This paper briefly analyses their impact on the evolution of diplomacy and discusses how diplomacy as an instrument of good governance should adjust itself to meet the new challenges, to become more relevant, open and agile, to modify its methods and to fully utilize opportunities offered by the technological revolution.
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the flags color is yellow and green