Congregants and other members of the public attend a funeral service at the Chabad of Poway Synagogue for Lori Gilbert-Kaye, who was killed in a shooting during a service there on April 29, in Poway, California.
An estimated 4,000 people gather to march for solidarity during President Donald Trump's visit to Pittsburgh in the wake of a mass shooting at a synagogue on Oct. 30. (Jeff Swensen/Getty Images)
U.S. President Gerald Ford (L) speaks with Soviet leader Leonid Brezhnev (R) during the European Summit focused on Security and Cooperation on August 7, 1975 in Helsinki.
U.S. President Donald Trump and Secretary of State Rex Tillerson at the Trump National Golf Club in Bedminster, New Jersey on Aug. 11, 2017. (Jim Watson/AFP/Getty Images)
CHARLOTTESVILLE, VA - JULY 08: The Ku Klux Klan protests on July 8, 2017 in Charlottesville, Virginia. The KKK is protesting the planned removal of a statue of General Robert E. Lee, and calling for the protection of Southern Confederate monuments. (Photo by Chet Strange/Getty Images)