On 21 September 1776, Nathan Hale (1755-1776) was arrested for spying on the British for the Americans. He had been recruited by George Washington, sent behind enemy lines during the Battle of Long Island.
After he was captured, he was hung by the British on 22 September 1776. His reported last words were “I only regret that I have but one life to give for my country.”
½ cent Nathan Hale US Scott #653, issued 1929, perf 11 horiz x 10 ½ vert
Color: brown, 370,000,000 issued, rotary printing
In 1925, Third Class postage was introduced. The postage rate was 1 ½ cents, and both the 1 ½ stamp and the ½ cent stamp were issued for that purpose.
First Class postage at the time was $0.02 for first and additional ounces, and $0.01 for a postcard.
Also on 21 September 1936, near the beginning of the Spanish Civil War, the Spanish fascist junta named Francisco Franco (1892-1975) as Generalissimo and Supreme Commander of their forces. On 1 October he was publicly proclaimed Generalissimo.
When the civil war ended in 1939, he became defacto head of state. He remained dictator, titled as Caudillo, until his death in 20 November 1975.
This Spanish stamp, Scott #699, was issued in 1940. Color: indigo, 50 centavos