I know, I know. WWI started in 1914 and not 1948 but that is the year that Samoa was granted self governance. It was in my head and I didn't notice until after I edited the entire thing and I lack the time to go back and add me saying the correct date.
Roberts, J. Timmons; Thanos, Nikki Demetria (2003). Trouble in Paradise: Globalization and Environmental Crises in Latin America. Routledge, London and New York. p. Vii.