World War I
World War I: German fighter ace Manfred von Richthofen, better known as "The Red Baron", is shot down and killed over Vaux-sur-Somme in France.
21 Nisan — Tarihte Bugün
Geçmişte bugün yaşanan olaylar, doğumlar, ölümler ve tatiller. Türkçe ve İngilizce Vikipedi kaynaklı kapsamlı arşiv.
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Doğum
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Ölüm
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Tatil
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Öne çıkan
Olaylar
21 Nisan 2026 · İngilizce Vikipedi · 53 kayıt · Sayfa 4 / 6
Ypiranga incident
Ypiranga incident: A German arms shipment to Mexico is intercepted by the U.S. Navy near Veracruz.
Spanish–American War
Spanish–American War: The United States Navy begins a blockade of Cuban ports. When the U.S. Congress issued a declaration of war on April 25, it declared that a state of war had existed from this date.
Krag–Jørgensen
Norway formally adopts the Krag–Jørgensen bolt-action rifle as the main arm of its armed forces, a weapon that would remain in service for almost 50 years.
Australian labour movement
Australian labour movement: Stonemasons and building workers on building sites around Melbourne march from the University of Melbourne to Parliament House to achieve an eight-hour day.
Texas Revolution
Texas Revolution: The Battle of San Jacinto: Republic of Texas forces under Sam Houston defeat troops under Mexican General Antonio López de Santa Anna.
Benderli Ali Pasha
Benderli Ali Pasha arrives in Constantinople as the new Grand Vizier of the Ottoman Empire; he remains in power for only nine days before being sent into exile.
Landshut
Two Austrian army corps are driven from Landshut by a First French Empire army led by Napoleon as two French corps to the north hold off the main Austrian army on the first day of the Battle of Eckmühl.
Action of 21 April 1806
Action of 21 April 1806: A French frigate escapes British forces off the coast of South Africa.
Wahhabi sack of Karbala
Twelve thousand Wahhabis sack Karbala, killing over three thousand inhabitants.