Sovereign nation-states are:

a. a declining form of government in the world.

b. always states with single-party rule.

c. the most common political unit.

d. often dangerous military states.

Sir thomas more, venerated in the catholic church as saint thomas more, was an english lawyer, social philosopher, author, statesman, and noted renaissance humanist. he was also a councillor to henry viii, and lord high chancellor of england from october 1529 to 16 may 1532. i found this information on wikipedia