Who were the first women to head the two major political parties in the United States?
In 1972, Jean Westwood became the first woman to head the Democratic party.
In 1974, Mary Louise Smith became the first woman to head the Republican party.
The first skyscraper was the 10-story Home Insurance Company Building in Chicago It was designed by William Le Baron Jenney and completed in 1885. The first tall building to be supported by an internal frame of iron and steel rather than by thick masonry walls, it was demolished in 1931.
Airplanes were first used by the U.S. armed forces unsuccessfully in 1916 against Pancho Villa in Mexico. In 1917, the First Aero Squadron, the first air unit, fought in World War I.
On November 2, 1920, the radio station KDKA in East Pittsburgh, Pennsylvania, broadcast for the first time. Its initial newscast reported that Warren Harding had been elected president of the United States.
The first spacecraft to land on the moon was Luna 2, launched by the USSR on September 12, 1959. It crash-landed between the craters Archimedes and Autolycus in the Mare Imbrium on September 14. A successful landing was made by Luna 9 on February 3, 1966.
The Lincoln Highway was the first coast-to-coast paved road in the United States. Opened in 1913, it ran from New York to California.
The first line of Birds Eye products was launched in the mid-1920s and named after their inventor, Clarence Birdseye. They included individually packaged boxes of peas, spinach, berries, cherries, fish, and meats. Birdseye had investigated the preservation of foods by ice while on U.S. government surveys of fish and wildlife in Labrador in 1912 and…