Currency relative values of the different currencies. Currencies in this sense are defined by governments, and each type has limited boundaries of acceptance. Other definitions of the term "currency" are discussed in their respective synonymous articles banknote, coin, and money. The latter definition, pertaining to the currency systems of nations, is the topic of this article. Currencies can be classified into two monetary systems: fiat money and commodity money, depending on what guarantees the value (the economy at large vs. the government's physical metal reserves). Some currencies are legal tender in certain political jurisdictions. Others are simply traded for their economic
A Nation Once Again who defended the Sublician Bridge, a legend recounted in Macaulay's poem "Horatius, published as part of the Lays of Ancient Rome, in 1842, or alternatively to the three assassins of Julius Caesar (Brutus, Gaius Cassius Longinus and Decimus Junius Brutus Albinus) who aimed to preserve the Roman Republic from tyranny. He relates this to his own hopes that Ireland may yet be freed, and be no longer a British "province" but a nation of its own. The use of the term "once again" refers to Gaelic Ireland, the pre-modern island of Gaelic culture largely independent of foreign control. Davis mentions