United States national motto the final stanza of "The Star-Spangled Banner". Written in 1814 by Francis Scott Key (and later adopted as the U.S. national anthem on March 3, 1931 by U.S. President Herbert Hoover), the song contains an early reference to a variation of the phrase: "And this be our motto: 'In God is our trust.'" The change from "E Pluribus Unum" to "In God We Trust" was generally considered uncontroversial at the time, given the rising influence of organized religion and pressures of the Cold War era in the 1950s. The 1956 law was one of several legislative actions Congress took to
Metrication in the United States Metrication in the United States Metrication (or metrification) is the process of introducing the International System of Units, also known as SI units or the metric system, to replace a jurisdiction's traditional measuring units. Although all U.S. customary units have been redefined in terms of SI units, as of 2018 the United States is one of only seven countries, including Myanmar (Burma), Liberia, Palau, the Marshall Islands, the Federated States of Micronesia, and Samoa that have not officially adopted the metric system as the primary means of weights and measures. The United States has official legislation for metrication; however, conversion