After World War I, President Wilson went to Europe to help write the peace treaty that ended the War.
Was he within his Constitutional powers when he negotiated a treaty? Where is that
addressed?

the han greatly expands the chinese empire. the han dynasty retains the centralized bureaucracy and unified political system of the qin but adopts and grafts upon this the confucian view that government should be run by educated, ethical men.

explanation:

use wikipedia, i think they have this.

chamberlains goal was to stop the uk ad germany from fighting which he went to hitler and asked if he could sign a peace treaty between germany and the uk