WORLD HISTORY

Detailed explanation-1: -Realism, institutional-liberalism and constructivism are state-centric. This means that state is understood as the primary unit of analysis and principal actor in foreign policy.

Detailed explanation-2: -IR generally distinguishes between three levels of analysis: the system, the state, and the individual – but the group level is also important to consider as a fourth.

Detailed explanation-3: -The state level looks at nation-states as actors in a set of particular external conditions, and actors with particular internal characteristics (such as whether they are democracies or whether they are large or small) and considers their strategic and economic positions.

Detailed explanation-4: -International relations attempts to explain the interactions of states in the global interstate system, and it also attempts to explain the interactions of others whose behavior originates within one country and is targeted toward members of other countries.

Detailed explanation-5: -International relations allows nations to cooperate with one another, pool resources, and share information as a way to face global issues that go beyond any particular country or region. Contemporary global issues include pandemics, terrorism, and the environment.