Postage stamps and postal history of Costa Rica change in currency from "Reales" to the new Pesos and "Centavos", the issue of 1863 was surcharged with new values for postal use: 1 Centavos, 2 Centavos, 5 Centavos (all over the Medio Real stamp), 10 Centavos (over Dos Reales) and 20 Centavos (over Cuatro Reales). The 5, 10 and 20 Centavos were also surcharged "U.P.U." Costa Rican stamps were issued overprinted "Guanacaste" in 1885-89 following war with Nicaragua over the sovereignty of Guanacaste. The first issue in the new "Colón" currency was dated 1900 and put into circulation in 1901. It consists of ten stamps with values ranging from
Free silver standard which had been the hallmark of the Cleveland administration to the free-silver position epitomized by 1896 presidential nominee William Jennings Bryan in his Cross of Gold speech. Bryan's 1896 candidacy was supported by Populists and "silver Republicans" as well as by most Democrats. The issue was over what would back the US currency. The two options were: "gold" (wanted by the Goldbugs and William McKinley) and "silver" (wanted by the Silverites and Bryan). Unbacked "paper" (wanted by the Greenbacks) represented a third option. A fourth option, currency backed by "land value", was advocated by Senator Leland Stanford through several