By The Associated Press

Today in History

Today is Thursday, July 25, the 206th day of 2019. There are 159 days left in the year.

Today’s Highlight in History:

On July 25, 1960, a Woolworth’s store in Greensboro, North Carolina, that had been the scene of a sit-in protest against its whites-only lunch counter dropped its segregation policy.

On this date:

In 1866, Ulysses S. Grant was named General of the Army of the United States, the first officer to hold the rank.

In 1946, the United States detonated an atomic bomb near Bikini Atoll in the Pacific in the first underwater test of the device.

In 1952, Puerto Rico became a self-governing commonwealth of the United States.

In 1956, the Italian liner SS Andrea Doria collided with the Swedish passenger ship Stockholm off the New England coast late at night and began sinking; 51 people — 46 from the Andrea Doria, five from the Stockholm — were killed. (The Andrea Doria capsized and sank the following morning.)

In 1972, the notorious Tuskegee syphilis experiment came to light as The Associated Press reported that for the previous four decades, the U.S. Public Health Service, in conjunction with the Tuskegee Institute in Alabama, had been allowing poor, rural black male patients with syphilis to go without treatment, even allowing them to die, as a way of studying the disease.

In 1978, Louise Joy Brown, the first “test tube baby,” was born in Oldham, England; she’d been conceived through the technique of in-vitro fertilization.

In 1984, Soviet cosmonaut Svetlana Savitskaya (sah-VEETS’-kah-yah) became the first woman to walk in space as she carried out more than three hours of experiments outside the orbiting space station Salyut 7.