In 1887, the family moved to
Los Angeles where he became one of the city's busiest physicians. In 1897 he helped organize a chapter of the Union Reform League, a socialist movement. In 1902 and later in 1904, the league sent questionnaires to prospective candidates to the state legislature to obtain their stance on direct legislation and to make those positions public. and the following year he began advising Gov.
Hiram Johnson. In 1904, the League managed a successful recall election, the first in California's history. The official's name was
James Davenport, a Los Angeles City Council member, though Davenport was later reinstated by the courts due to
voting irregularities.
Later years Haynes sat on the freeholders board in 1924 which created the charter that operates the city today, and he would also serve during this time on the civil service commission and as a member of the Board of Water and Power Commissioners. Haynes served on the
University of California Board of Regents and nationally advocated for labor protection laws of coal miners and other workers. He was also
Southern California's leading advocate for the national
Native American population. ==Death and legacy==