🌍 1520 – Magellan Enters the Strait of Magellan: Ferdinand Magellan discovered the first navigable route between the Atlantic and Pacific Oceans, marking a crucial moment in his expedition to circumnavigate the globe. 🚢

⚔️ 1805 – Battle of Trafalgar Secures British Naval Supremacy: Admiral Horatio Nelson's British fleet defeated the combined French and Spanish navies, ensuring British naval dominance, though Nelson perished in the victory. 🇬🇧

🎶 1805 – Beethoven Premieres Fidelio: Ludwig van Beethoven’s only opera Fidelio, themed on freedom and sacrifice, premiered in Vienna, initially receiving mixed reviews but later celebrated as a masterpiece. 🎭

💡 1879 – Thomas Edison Tests Long-Lasting Light Bulb: Edison successfully tested a carbon filament light bulb that lasted over 13 hours, revolutionizing electric lighting and daily life. 💡

⚓ 1910 – Canada Acquires HMS Niobe: The HMS Niobe was transferred to the Royal Canadian Navy, marking a key step in establishing Canada's independent naval defense. 🇨🇦

🔪 1921 – Assassination of António Granjo: Portuguese Prime Minister António Granjo was assassinated during the "Night of Blood," a violent political upheaval amidst national turmoil. 🗡️

⚔️ 1944 – Battle of Aachen Ends: U.S. forces captured Aachen, the first German city to fall in World War II, after a grueling two-week battle against Nazi Germany. 🇩🇪

🏛️ 1959 – Guggenheim Museum Opens in NYC: The iconic Guggenheim Museum, designed by Frank Lloyd Wright with its unique spiral architecture, opened as a landmark in modern art and museum design. 🖼️

🏴 1966 – Aberfan Disaster in Wales: A coal waste landslide tragically engulfed a school in Aberfan, killing 144 people, mostly children, and leading to stricter mining safety regulations. 🏚️

✌️ 1967 – Anti-Vietnam War Protest at the Pentagon: Over 100,000 demonstrators marched on the Pentagon in one of the largest protests against U.S. involvement in Vietnam, highlighting the growing anti-war movement. ✊