That would be the principal of federalism
The Ottoman Empire. When one European power annexed a part of its crumbling power, it caused concern that they might get it all. The other European powers wanted a chance at picking it apart too.
Answer:
The United Nations' proposal to tear down the Berlin Wall.
Explanation:
This was the end of the cold war.
Throughout the Cold War the United States of America saw economic prosperity and a dramatic improvement in its standards of living. This gave the US a huge degree of power in the international arena, but to what degree did this power help it to claim victory in the Cold War? This essay will weigh up the ways in which the economic supremacy of the US led to their victory in the Cold War against the ways in which its foreign policy may have helped. These views will then be criticised and evaluated to conclude that each was important in different ways due to it being the economic power that enabled the US to pursue financially intensive foreign policies such as the arms race and enabled it to negotiate from a position of strength with the USSR in the 1980s.