On this day, July 13

1921 The body of Thomas F. Enright, the first American soldier killed in action in World War I, was brought home to Pittsburgh. The Enright Theater in East Liberty was later named in his honor.

1965 President Lyndon B. Johnson nominated Thurgood Marshall to be U.S. Solicitor General; Marshall became the first Black jurist appointed to the post. (Two years later, Johnson nominated Marshall to the U.S. Supreme Court.)

1973 Former presidential aide Alexander P. Butterfield revealed to Senate Watergate Committee staff members the existence of President Richard Nixon’s secret White House taping system. (Butterfield’s public revelation came three days later.)

1976 In a wildcat strike, pickets closed down the East Pittsburgh plant of Westinghouse Electric.

2013 A jury in Sanford, Florida, cleared neighborhood watch volunteer George Zimmerman of all charges in the shooting of Trayvon Martin, the unarmed Black teenager whose killing unleashed furious debate over racial profiling, self-defense and equal justice.

2018 A grand jury indictment, sought by special counsel Robert Mueller, alleged that the Russian government was behind a sweeping conspiracy to interfere in the 2016 U.S. presidential election; the grand jury indicted 12 Russian military intelligence officers on charges that they had hacked Hillary Clinton’s campaign and the Democratic Party.

Some items are from Stefan Lorant’s “Pittsburgh: The Story of an American City” (digital.library.pitt.edu/chronology).