The Peace Bridge Dedicated
On August 7, 1927, the Peace Bridge linking the US and Canada was dedicated by representatives from both nations and the United Kingdom.
International History
Limited Nuclear Test Ban Treaty Signed
On August 5, 1963, the US, the UK, and the Soviet Union signed the Limited Nuclear Test Ban Treaty. Eventually, more than 100 countries agreed to prohibit nuclear tests in the atmosphere, in outer space, and underwater.
Exploration of Machu Picchu
On July 24, 1911, Hiram Bingham became one of the first Americans to explore the Inca ruins at Machu Picchu. Relatively unknown to the outside world at the time, his expedition brought it international attention, changing our understanding of ancient civilizations in South America.
US Opens First Post Office in Alaska
On July 23, 1867, the United States opened its first post office in Alaska— months before the US formally took possession of the territory. While Alaska’s official transfer was still being prepared, the US was already laying down its presence—and the post office was a powerful symbol of that.
Birth of Ferdinand von Zeppelin
Ferdinand Adolf Heinrich August Graf von Zeppelin was born on July 8, 1838, in Konstanz, Grand Duchy of Baden (now part of Germany). He developed the airships that bear his name and would later travel the world.
First US Space Shuttle Docking to Mir
On June 29, 1995, the US Space Shuttle Atlantis docked the Russian space station Mir for the first time. The mission, STS-71, was the third in the US/Russian Shuttle-Mir program. It began on June 27, 1995, when the Atlantis launched from Kennedy Space Center in Florida. This was the 100th US human space launch from Cape Canaveral.
Assassination of Franz Ferdinand
On June 28, 1914, Austrian Archduke Franz Ferdinand and his wife were assassinated by a Bosnia Serb nationalist, sparking World War I.
Allies Free Rome
On June 4, 1944, Allied troops entered Rome, Italy, freeing it from German control. The city’s liberation came after months of hard fighting over mountains, across rivers, and in bad weather, against strong German defenses.
Canada Centenary Issue
On May 25, 1967, the Canada Centennial stamp was issued in Montreal – the first time a US stamp had a First Day ceremony in another country.