S. McClatchy, founder of The McClatchy Company and a leader of the anti-Japanese movement, argued, "They come here specifically and professedly for the purpose of colonizing and establishing here permanently the proud Yamato race," citing their supposed inability to assimilate to American culture and the economic threat they posed to white businessmen and farmers. Despite some hesitation from President Calvin Coolidge and strong opposition from the Japanese government, with whom the U.S. government had previously maintained a cordial economic and political relationship, the act was signed into law on May 24, 1924.