20th July

World War I, or the First World War, also known as the Great War, was a global conflict between two coalitions: the Allies and the Central Powers. Major areas of conflict included Europe and the…

World War II, or the Second World War, was a global conflict between two coalitions: the Allies and the Axis powers. Nearly all of the world's countries participated. Tanks and aircraft played major…

Finland, officially the Republic of Finland, is a Nordic country in Northern Europe. It borders Sweden to the northwest, Norway to the north, and Russia to the east, with the Gulf of Bothnia to the…

The Battle of Peachtree Creek was fought in Georgia on July 20, 1864, as part of the Atlanta campaign in the American Civil War. It was the first major attack by Lt. Gen. John Bell Hood since taking…

Joseph Nicéphore Niépce was a French inventor and one of the pioneers of photography. Niépce developed heliography, a technique he used to create the world's oldest surviving products of a…

The Seventh Ottoman–Venetian War was fought between the Republic of Venice and the Ottoman Empire between 1714 and 1718. It was the last conflict between the two powers, and ended with an Ottoman…

USS Constitution, also known as Old Ironsides, is a three-masted wooden-hulled heavy frigate of the United States Navy. She is the world's oldest commissioned warship still afloat. She was launched…

The Vietnam War was an armed conflict in Vietnam, Laos, and Cambodia fought between North Vietnam and South Vietnam and their allies. North Vietnam was supported by the Soviet Union and China, while…

The Syrian civil war was an armed conflict that began with the Syrian revolution in March 2011, when popular discontent with the Ba'athist regime ruled by Bashar al-Assad triggered large-scale…

The Austro-Prussian War was fought in 1866 between the Austrian Empire and the Kingdom of Prussia, with each also being aided by various allies within the German Confederation. Prussia had also…

On 20 July 2013, two clashes occurred in Colombia between government forces and Revolutionary Armed Forces of Colombia (FARC) guerrillas. Nineteen soldiers were killed in the deadliest day since…

The Treaty of San Germano was signed on 23 July 1230 at San Germano, present-day Cassino, ending the War of the Keys that had begun in 1228. The parties were Pope Gregory IX and Frederick II, king of…

Kamal Dasgupta (later Kamal Uddin Ahmed) (28 July 1911 – 20 July 1974), was a Bengali (later Bangladeshi) music director, lyricist, composer and folk artist active in Hindi and…

Francisco "Pancho" Villa was a Mexican revolutionary, guerrilla leader, and politician. He was a key figure in the Mexican Revolution, which forced out President and dictator…

Georg Friedrich Bernhard Riemann was a German mathematician who made profound contributions to analysis, number theory, and differential geometry. In the field of real analysis,…

Sir William More, of Loseley, Surrey, was the son of Sir Christopher More. The great house at Loseley Park was built for him, which is still the residence of the More Molyneux…

Roger de Mortimer, 4th Earl of March, 6th Earl of Ulster was a great-grandson of King Edward III, descended from his second surviving son Lionel of Antwerp, Duke of Clarence, and…