In 1948, the united states angered arab nations by

On November 29, 1947 the united nations general assembly adopted a resolution 181 also known as the partition resolution that would divide Great Britian's former palestinian mandate into Jewish and Arab states in May 1948. The united states sought a middle way by supporting the resolution and including negotiations between Arabs and Jews in the middle east. That resution sparked anger in the Jewish and Arab groups within palestine. fighting then began with irregular palestine arabs

Ifound this on google “separation of powers. a fundamental principle of the united states government, whereby powers and responsibilities are divided among the legislative branch, executive branch, and judicial branch.” i hope this you for what your looking for