This article attempts to explain and reveal the historical experience of Baginda Dahlan Abdullah, a man from Pariaman, West Sumatra. The results discussed in this article are related to the biography and political struggles of Baginda Dahlan Abdullah between 1895 and 1950. Baginda Dahlan Abdullah was the son of Baginda Abdullah and Siti kali Tujuh (Uniang). He was born on July 5, 1895 in Kampung Parsir Pariaman. He is the eldest of 10 siblings. His education began with a Dutch school in Pariaman, then continued on to HIS in Padang, Kweek school For de Kock (Bukitinngi), then to the Netherlands. After attending a Dutch school, he finally attended Leiden University. His political career began in the Netherlands, he joined the "Indonesian Association". This is where the first time using the term Indonesia for the nation. After returning to Indonesia, he led the Sumatran Union and took part in spearheading the establishment of the PPPKI in order to unify the vision of the struggle. After independence, he was entrusted with becoming the Mayor of Jakarta, a member of the KNIP and finally became ambassador to an Arab country, based in Baghdad (Iraq). Here also he died (May 12, 1950). Keywords: Culture, Bagindo Dahlan Abdullah, Tokoh yang terlupakan, 1895-1950.