Which of the following did The Ordinance of 1787 NOT do? outlaw slavery in the Old Northwest
discount land for veterans of the Revolution
guarantee English common law there
set up a system of government that outlined how the territories could become states

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