What's the difference between nation and pentarchy?

Nation

Definition:

(n.) A part, or division, of the people of the earth, distinguished from the rest by common descent, language, or institutions; a race; a stock.
(n.) The body of inhabitants of a country, united under an independent government of their own.
(n.) Family; lineage.
(n.) One of the divisions of university students in a classification according to nativity, formerly common in Europe.
(n.) One of the four divisions (named from the parts of Scotland) in which students were classified according to their nativity.
(n.) A great number; a great deal; -- by way of emphasis; as, a nation of herbs.

Example Sentences:

(1) He added: "There is a rigorous review process of applications submitted by the executive branch, spearheaded initially by five judicial branch lawyers who are national security experts and then by the judges, to ensure that the court's authorizations comport with what the applicable statutes authorize."
(2) City badly missed Yaya Touré, on international duty at the Africa Cup of Nations, and have not won a league match since last April when he has been missing.
(3) Sierra Leone is one of the three West Africa nations hit hard by an Ebola epidemic this year.
(4) National policy on the longer-term future of the services will not be known until the government publishes a national music plan later this term.
(5) In the bars of Antwerp and the cafes of Bruges, the talk is less of Christmas markets and hot chocolate than of the rising cost of financing a national debt which stands at 100% of annual national income.
(6) Theresa May signals support for UK-EU membership deal Read more Faull’s fix, largely accepted by Britain, also ties the hands of national governments.
(7) The correlates of three characteristics of familial networks (i.e., residential proximity, family affection, and family contact) were examined among a national sample of older Black Americans.
(8) But everyone in a nation should have the equal right to sing or not sing.
(9) Senator Bernie Sanders of Vermont, who is also seeking the Democratic presidential nomination, recently proposed a bill that would ease the financial burden of prescription drugs on elderly Americans by allowing Medicare, the national social health insurance program, to negotiate with the pharmaceutical companies to keep prices down.
(10) More research and a national policy to provide optimal nutrition for all pregnant women, including the adolescent, are needed.
(11) Given Australia’s number one position as the worst carbon emitter per capita among major western nations it seems hardly surprising that islanders from Fiji, Samoa, Vanuatu and other small island developing states have been turning to Australia with growing exasperation demanding the country demonstrate an appropriate response and responsibility.
(12) David Cameron has insisted that membership of the European Union is in Britain's national interest and vital for "millions of jobs and millions of families", as he urged his own backbenchers not to back calls for a referendum on the UK's relationship with Brussels.
(13) The buses recently went up by 50p per journey, but my wages went up with national inflation which was pennies.
(14) One-nation prime ministers like Cameron found the libertarians useful for voting against taxation; inconvenient when they got too loud about heavy-handed government.
(15) Madrid now hopes that a growing clamour for future rescues of Europe's banks to be done directly, without money going via governments, may still allow it to avoid accepting loans that would add to an already fast-growing national debt.
(16) The vulvar white keratotic lesions which have been subjected to histological examination in Himeji National Hospital (1973-1987) included 13 cases in benign dermatoses, 4 cases in vulvar epithelial hyperplasia, 3 cases in lichen sclerosus, and 3 cases in lichen sclerosus with foci of epithelial hyperplasia.
(17) According to the national bank, four Russian banks were operating in Crimea as of the end of April, but only one of them, Rossiisky National Commercial Bank, was widely represented, with 116 branches in the region.
(18) It’s as though the nation is in the grip of an hysteria that would make Joseph McCarthy proud.
(19) Whole-virus vaccines prepared by Merck Sharp and Dohme (West Point, Pa.) and Merrell-National Laboratories (Cincinnati, Ohio) and subunit vaccines prepared by Parke, Davis and Company (Detroit, Mich.) and Wyeth Laboratories (Philadelphia, Pa.) were given intramuscularly in concentrations of 800, 400, or 200 chick cell-agglutinating units per dose.
(20) From us you learn the state of your nation, and especially its management by the people you elected to give your children a better future.