Political Assassinations: ...Four presidents of the United States have been assassinated. One, James Garfield in 1881, by a "disappointed office seeker." The other three -- Abraham Lincoln, William McKinley, and John F. Kennedy were all killed by staunch believers in the leftist causes of their day. For Lincoln it was assassin John Wilkes Booth, a believer in the Democratic Party's staunch support for slavery and secession. For McKinley, it was leftist anarchist Leon Czolgosz. For Kennedy, it pro-Castro, pro-Communist Lee Harvey Oswald. Leftist Giuseppe Zangara (who hated capitalists) failed in attempt on FDR, but killed the Mayor of Chicago. Puerto...