Greenwich Observatory Laid: Time Gets a Standard
Britain laid the foundation stone for the Royal Greenwich Observatory to anchor its maritime navigation and global trade dominance through precise timekeeping. This institution established Greenwich Mean Time as the world's standard, allowing ships to calculate longitude accurately and secure British naval supremacy for centuries.
August 10, 1675
351 years ago
Key Figures & Places
What Else Happened on August 10
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The Prophet Muhammad received his first revelation from the angel Jibril within the cave of Hira, initiating the descent of the Qur'an. This night, known as Lay…
Pope Eugene I was elected in 654 while his predecessor Martinus I was still alive in exile — arrested by the Byzantine Emperor for opposing imperial theology. E…
The Battle of Lechfeld in 955 ended fifty years of Magyar raids into Western Europe. Otto I of Germany met a Magyar force on the Lech River with a cavalry charg…
The Battle of Maldon in 991 is famous because it failed so completely and someone wrote a poem about it. The English earl Bryhtnoth faced a Viking raiding party…
The Battle of Maldon in 991 saw the English forces, led by Byrhtnoth, defeated by Viking raiders near Maldon, Essex. This battle is significant in English histo…
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