page_title: May 1913
section_title: May 22, 1913 (Thursday)
hierarchical_section_title: May 1913 / May 22, 1913 (Thursday)
caption_attribution_description: English: Poster promoting early diagnosis and treatment for cancer, showing a rooster crowing at sunrise.
context_page_description: The following events occurred in May 1913:
context_section_description: Through the efforts of both China's Minister to the New York City police, a truce was negotiated and signed to end gang warfare among the various tongs in New York City. The agreement, between the Chinese Merchants' Association, the On Leong Tong, the Hip Sing Tong and the Kim Lan Wui Saw, and would keep relative peace until 1924.
  Royal Navy submarine AE1 was launched by Vickers Limited in Barrow-in-Furness, England to serve in the Royal Australian Navy at the start of World War I but was lost at sea in 1914.
  The American Cancer Society was founded in by ten doctors and five laymen in Washington, D.C., as the American Society for the Control of Cancer. It would change to its current name in 1946.
caption: ASCC poster from 1938
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