There is both theoretical foundation——balance theory and historical reference in establishing the model of American presidential veto power,which mains more power available for the president with the right,though how much power the president may have bothers the makers of constitution.

The veto power is an important weapon with which the American presidents can direct the legislative process.

So in the broader context of reform,of the United Nations,the veto power itself needs to be reformed.

Veto in UN Security Council- Vision of "Power Politics;

It neads an urgent reform,to The system of "veto of the great powers" is an essential system in the UN and has done great contribution to maintaining world peace and security.

The 5 Permanent Members should concert together in advance of crisis,applying veto with high standard,which would be a major step forward,indicating the Security Council is indeed able to m.

On the Foundation of "Quality Vito" in Business;

Firstly,the substantive veto of the peoples court to the application for dropping a lawsuit should be called off,only with the nominal right to examine retained,so as to overcome improper interference with the litigants right to .