Henry: Combat poverty- by charging single tax to landowners based on the value of the land itself, discourage speculation and decreasing poverty
Edward : Government should take over the largest companies and recognize them to focus more on human needs than on the profits.
Unity was brought mainly by the decades-long process of setting up and expanding the European Union in the aftermath of WW 2; also the disappearance of the Iron Curtain in 1989 was a major factor in uniting Europe.
Major disruptive factors were of course the two World Wars, and before 1989, the existence of a Communist-dominated Eastern Europe versus Western Europe.
It's Massachusetts Bay.
Hope tis helps !
Photon