Introduction
When studying international relations as an academic discipline studying about Idealism and realism is a major concern. These two approaches are used widely when it comes to decision making procedures. In idealism the decisions are made using ideas. Institutions such as League of Nations, United Nations as well as Local organizations like Organization of African Unity are developed according to the idealist tradition. This was introduced as a educational thought in 400 BC by Plato. He thought that the humans could be improved from within by correcting their thoughts and discovering knowledge already lies within since birth. The more perfect our ideas are the better we can serve the world.
In realism world politics are driven my competitive self- interest. This further details that all states operate under as the greatest factor in causing nations to diverge from morally guided behaviour. Until World War II the actual theory of realism did not came about. Realism theory has been introduced from historical writers such as Machiavelli, Hobbes, Thucydides and Sun Tzu. But Hans J. Morgenthau and E.H. Carr are considered most instrumental in establishing the tenets of classical realism theory in modern age. This theory differs from all considerations of legality and moral guidance from state policy that holds that all states are capable of violating laws if there is any necessity to advance their interests and power.
These two different theories created a significant change in International Relations all over the world. Most political, economical decisions are taken by using Idealism and realism as reference to analyze and understand the facts.
Idealism
Idealism is a term applied to any idea, goal or practice considered to be impractical. As examples entrusting international security to the UN, creating an African union on the model of European Union, global eradication of