sentences:  An additional symbol of federal national identity at the federal level was introduced with the Swiss national holiday in 1889.The bonfires associated with the national holiday have become so customary since then that they have displaced the "Funken" traditions of greater antiquity.Identification with the national symbolism relating to the Old Swiss Confederacy was especially difficult for the cantons which had been joined to the Helvetic Republic in 1798 without any prior membership in the Swiss Confederacy, and which were given the status of Swiss cantons only after the end of the Napoleonic era.