Today in history: April 7
In 1966, the U.S. Navy recovered a hydrogen bomb that the U.S. Air Force had lost in the Mediterranean Sea, and more events that happened on this day in history.
Video
1862: Battle of Shiloh

In 1862, Union forces led by Gen. Ulysses S. Grant defeated the Confederates at the Battle of Shiloh in Tennessee.
1915: Billie Holiday

In 1915, jazz singer-songwriter Billie Holiday, also known as “Lady Day,” was born in Philadelphia.
1922: Albert B. Fall

In 1922, the Teapot Dome scandal had its beginnings as Interior Secretary Albert B. Fall signed a secret deal to lease U.S. Navy petroleum reserves in Wyoming and California to his friends, oilmen Harry F. Sinclair and Edward L. Doheny, in exchange for cash gifts.
1927: Herbert Hoover

In 1927, the image and voice of Commerce Secretary Herbert Hoover were transmitted live from Washington to New York in the first successful long-distance demonstration of television.
1945: Okinawa

In 1945, during World War II, American planes intercepted and effectively destroyed a Japanese fleet, which included the battleship Yamato, that was headed to Okinawa on a suicide mission.
1954: Dwight D. Eisenhower

In 1954, President Dwight D. Eisenhower held a news conference in which he spoke of the importance of containing the spread of communism in Indochina, saying, “You have a row of dominoes set up, you knock over the first one, and what will happen to the last one is the certainty that it will go over very quickly.” (This became known as the “domino theory,” although Eisenhower did not use that term.)
1957: Trolleys

In 1957, shortly after midnight, the last of New York’s electric trolleys completed its final run from Queens to Manhattan.
1966: Hydrogen Bomb

In 1966, the U.S. Navy recovered a hydrogen bomb that the U.S. Air Force had lost in the Mediterranean Sea off Spain following a B-52 crash.
1994: Rwanda

In 1994, civil war erupted in Rwanda, a day after a mysterious plane crash claimed the lives of the presidents of Rwanda and Burundi; in the months that followed, hundreds of thousands of minority Tutsi and Hutu moderates were slaughtered by Hutu extremists.
2011: Japan

Ten years ago: A powerful aftershock struck Japan near the same area that had been devastated by a mighty earthquake and tsunami nearly a month earlier; no giant wave or loss of life was reported.
2011: Rio de Janeiro

Ten years ago: A man shot and killed 12 children at the Tasso da Silveira public school in Rio de Janeiro; the gunman, a onetime student at the school, shot and killed himself after being cornered by police.
2015: Michael Thomas Slager

In 2015, Michael Thomas Slager, a white South Carolina police officer, was charged with murder in the shooting death of Black motorist Walter Lamer Scott after law enforcement officials saw a cellphone video taken by a bystander. (Slager pleaded guilty to federal civil rights charges and was sentenced to 20 years in prison; prosecutors agreed to drop state murder charges that remained after a jury couldn’t agree whether he had committed a crime.)
2016: "American Idol"

Five years ago: “American Idol” crowned 24-year-old Trent Harmon its 15th and final winner as the influential TV show came to an end.
2016: Vladimir Putin

Five years ago: Russian President Vladimir Putin denied any links to offshore accounts and described the Panama Papers document leaks scandal as part of a U.S.-led plot to weaken Russia.
2020: Glenn Fine

One year ago: President Donald Trump removed Glenn Fine, the acting Defense Department inspector general, who was supposed to oversee the $2.2 trillion rescue package for businesses and individuals affected by the coronavirus.
2020: Thomas Modly

One year ago: Acting Navy Secretary Thomas Modly resigned after lambasting the officer he’d fired as the captain of the USS Theodore Roosevelt, which had been stricken by a coronavirus outbreak; James McPherson was appointed as acting Navy secretary.