Alexandru Dimitrie Xenopol (1847 - 1920), Romanian scholar, essayist, historic, member of the Romanian Academy, brother of the second, or
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Nicolae Xenopol (1858 – 1917), Romanian politician and diplomat, brother of the first
His six-volume Istoria românilor din Dacia-Traiană ("The History of the Romanians in Trajan's Dacia"), completed between 1888 and 1893, strongly asserts that the Romanians are of predominantly Roman origin - a position further elaborated by the historian Nicolae Iorga, one of Xenopol's numerous pupils (see Origin of the Romanians).