Dashed left edge = started before August 1839 ·
Dashed right edge = ongoing beyond August 1839
Events in August 1839 4
1839Amistad slave ship revoltEnslaved Africans seize control of a Spanish schoonerEnslaved Africans led by Sengbe Pieh rose up and took control of the schooner La Amistad off the coast of Cuba, killing the captain and the cook. The ship eventually came ashore near Long Island, New York, where the US Navy seized it and the Africans were jailed pending trial. The case became a landmark in the American abolitionist movement.
1839British forces capture Ghazni and KabulFirst Anglo-Afghan War reaches its climaxAn East India Company army stormed the fortress of Ghazni and went on to occupy Kabul, driving out Dost Mohammad Khan. The British installed Shah Shuja Durrani as a client ruler of Afghanistan. The occupation provoked growing resistance that would end in disaster for the British three years later.
1839Daguerreotype process unveiledFrance presents photography to the worldThe French government announced Louis Daguerre's photographic process as a free gift to the world at a joint session of the Academy of Sciences and Academy of Fine Arts in Paris. The daguerreotype fixed an image on a silver-coated copper plate after exposure to light and mercury vapor. It became the first practical and widely used photographic technique.
1839Treaty of Vergara ends the First Carlist WarSpanish civil war over the succession concludesGenerals Baldomero Espartero and Rafael Maroto signed the Treaty of Vergara, ending most of the fighting in Spain's First Carlist War between supporters of Queen Isabella II and her uncle Carlos. The agreement, sealed with a public embrace between the two commanders, absorbed many Carlist officers into the regular Spanish army. Scattered Carlist resistance in Catalonia continued into 1840.