In scientific cosmology, the world or universe is often outlined as "the totality of all House and time; all that is, is, and may be". Theories of modality talk of attainable worlds as entire and constant techniques how factors might have been.

World politics, also called international politics or Intercontinental relations, would be the discipline of political science researching issues of desire on the world that transcend nations and continents.[91][ninety two] It aims to explain elaborate designs found in the social world that in many cases are linked to the pursuit of power, buy and justice, usually from the context of globalization.

Zimbabwe is property to the second-premier population of elephants while in the world, after neighboring Botswana.

Many theories are already proposed in order to handle the complexity associated with formulating such explanations.[ninety three] These theories are sometimes divided into realism, liberalism and constructivism.[ninety four] Realists see nation-states as the leading actors in world politics. They constitute an anarchical Intercontinental program with none overarching electrical power to manage their conduct. They are witnessed as sovereign agents that, determined by human mother nature, act In accordance with their countrywide self-curiosity. Military services power may perhaps Engage in a very important part in the following struggle for electricity between states, but diplomacy and cooperation will also be vital mechanisms for nations to attain their plans.[93][95][ninety six] Liberalists acknowledge the significance of states but In addition they emphasize the function of transnational actors, much like the United Nations or the World Trade here Business.