Andrew Jackson shot at by Richard Lawrence (Suspected Democrat plot, no proof.)
Abraham Lincoln 3 attempts Democrats, Baltimore, 1861; Democrat confederates, Aug, 1864, Shot at from ambush; shot dead by J.W. Booth, Democrat, April, 1865
James A. Garfield shot and killed by Charles J. Guiteau, utopian communalist. (modern progressive)
William McKinley shot and killed by Leon Czolgosz, Far left Socialist.
Theodore Roosevelt - shot, wounded, by John F. Schrank, Anti third term motive.
Franklin D. Roosevelt Shot at by Giuseppi Zangara, Marxist. Hit and killed Chicago Mayor Anton Cermak.
Harry S. Truman attacked by Oscar Collazo, Griselio Torreslo, Leftist revolutionaries who wanted a Socialist Puerto Rico.
John F. Kennedy shot by Lee H. Oswald, Communist.
Richard Nixon - Samuel Byck thought Nixon was oppressing the poor, attempted airplane hijack to crash into White House.
Gerald Ford - attacked by Lynette Fromme, Anarchist; shot at by Sara Brady, progressive Socialist.
Notice a pattern?