What changes would wilson's fourteen points have made in the way european nations and the
u. s. conducted their affairs? why would these ideas lead to greater peace and security?

Explanation:

President Woodrow Wilson proposed the fourteen points as the conditions for German surrender in World War I. The points were not totally agreed by all parties but a general consensus was reached based in them in order to sign the Versailles’s treaty.  

As described above, these points changed the foreign policy approach of United States and helped secure peace. This initiative led to Woodrow Wilson to win the noble prize for peace efforts in 1919.

Wilson's Fourteen Points would have led to more peace and smooth exchange between the  European nations and the  U.S.

Explanation:

After the ending of world war 1 in 1918, President  Mr.Woodrow Wilson, in order to modify the traditional foreign policy, framed a 14 points policy which included major issues like- complete freedom of seas, removing all hurdles in economic and trade , restoring Belgium etc.

On 8 January 1918, President Mr.Wilson introduced the 14 point plan in his speech. This was framed with an idealistic vision of a better future however it failed.

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