EMGLAND received most of South America by the line of damarcation.
I think the answer you're looking for is 'global marketing'
That he wanted it to be separate and different from the previous monarchy we escaped from. That we should learn from our past.
The best republic suggested Plato is one in which philosophers are in charge. Olly philosophers have been trained and disciplined to govern with the best interests of the republic in mind other forms of government necessary create an us-versus-them'dichhotomy that is ultimately unsustainable