What agreement did Reagan and Gorbachev make at the end of the Cold War?
-to reduce the numbers of nuclear weapons
-to create an international space station
-to withdraw troops from Asia
-to halt all satellite development programs

The league of nations was found in 1919 to keep peace after world war l.but it failed to prevent world war ll in 1939,so in 1945 the nations of the world set up a new organization,the united state (un).since then, the un has encouraged international cooperation and worked to resolve conflict