US President Theodore Roosevelt was awarded the Medal of Honor for his actions during the Spanish American War in 1898. But it was awarded decades later, posthumously, by President William J. Clinton.

In 1951, Diners Club issued the first credit card to 200 customers who could use it at 27 restaurants in New York. But it was only until the establishment of standards for the magnetic strip in 1970 that the credit card became part of the information age.

Jimmy Carter was the first U.S. President to be born in a hospital.
The legal name for the holiday celebrated on the third Monday in February is George Washington's Birthday.  Though other institutions such as state and local governments and private businesses may use other names such as Presidents Day, it is the federal government’s policy to always refer to holidays by the names designated in the law.
George Patton, the famous World War II general, took part in the pentathlon event in the Olympic Games of 1912 in Stockholm.
Professional football players answered the call as well.  Of the 638 NFL players who served in World War II, 355 were commissioned as officers, 66 were decorated, and 21 lost their lives. 
The term "the whole 9 yards" came from WWII fighter pilots in the South Pacific. When arming their airplanes on the ground, the .50 caliber machine gun ammo belts measured exactly 27 feet, before being loaded into the fuselage. If the pilots fired all their ammo at a target, it got "the whole 9 yards." 
All 50 states are listed across the top of the Lincoln Memorial on the back of the $5 bill. 
Victoria Woodhull (1838-1927) was the first woman to run for office of US President. She and her sister were the first women to run a Wall Street brokerage (1870).

In 1951, Diners Club issued the first credit card to 200 customers who could use it at 27 restaurants in New York. But it was only until the establishment of standards for the magnetic strip in 1970 that the credit card became part of the information age.

Jimmy Carter was the first U.S. President to be born in a hospital.