Which president that was assassinated  was supported by Victor Gillam?
William McKinley William McKinley (January 29, 1843 – September 14, 1901) was the 25th President of the United States from March 4, 1897 until his assassination in September 1901, six months into his second term. McKinley led the nation to victory in the Spanish–American War, raised protective tariffs to promote American industry, and maintained the nation on the gold standard in a rejection of inflationary proposals.
Horace Greeley Horace Greeley (February 3, 1811 – November 29, 1872) was founder and editor of the "New-York Tribune", among the great newspapers of its time. Long active in politics, he served briefly as a congressman from New York, and was the unsuccessful candidate of the new Liberal Republican party in the 1872 presidential election against incumbent President Ulysses S. Grant.