July 10 has brought scientific milestones, military invasions, and the rise of iconic institutions.
The German Luftwaffe launched its first major air attacks against Britain, beginning the largest sustained bombing campaign in history. RAF pilots defended their homeland in what Churchill called their 'finest hour.'
NASA launched Telstar 1, the world's first active communications satellite, into orbit. It successfully transmitted the first live transatlantic television signal, connecting continents through space technology.
The trial of Tennessee teacher John T. Scopes for teaching evolution began in Dayton, Tennessee. The case became a landmark legal battle between science and religion, attracting worldwide media attention.
Lady Jane Grey was proclaimed Queen of England, a title she held for only nine days before being deposed by Mary I. Jane was later executed, becoming one of history's most tragic royal figures.
American and British forces launched Operation Husky, the amphibious invasion of Sicily. The largest amphibious operation of the war at that point, it led to the fall of Mussolini and Italy's surrender.
The visionary inventor was born in Smiljan, modern-day Croatia. Tesla's innovations in alternating current electricity, radio technology, and electromagnetic theory laid the groundwork for modern electrical systems.
Apple released the iPhone 3G, adding 3G connectivity and the revolutionary App Store. The App Store transformed the smartphone into a platform for millions of applications, creating an entirely new software economy.