Abdul Baha also met various diplomats & U.S. military officers

While in North America, 'Abdu'l-Bahá was treated as a dignitary and an eminent advocate for world peace. He met with many of the great American social, religious, and political leaders of the age. These included Jane Addams, founder of Hull House in Chicago; Alexander Graham Bell, inventor of the telephone; Samuel Gompers, president of the American Federation of Labor; W. E. B. DuBois, the prominent African American leader; Mrs. Phoebe Hearst, a well-known philanthropist and the wife of Senator George F. Hearst; Admiral Peary, who traveled to the North Pole; and former president Theodore Roosevelt. 'Abdu'l-Bahá also met various diplomats, U.S. military officers, members of Congress, and Supreme Court justices.

(Prophet's Daughter, The Life and Legacy of Bahíyyih Khánum : Outstanding Heroine of the Baháʼí Faith By Janet A. Khan · 2005)