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Thatcher wasn't harmed, five others were killed and 31 were injured. A time bomb (or a timebomb, time-bomb) is a bomb whose detonation is triggered by a timer. The use or attempted use of time bombs has been for various purposes including insurance fraud, terrorism, assassination, sabotage and warfare.
By the 16th century, cannons were made in a great variety of lengths and bore diameters, but the general rule was that the longer the barrel, the longer the range. Some cannons made during this time had barrels exceeding 10 ft (3.0 m) in length, and could weigh up to 20,000 pounds (9,100 kg).
1933 – Leó Szilárd realizes the concept of the nuclear chain reaction, although no such reaction was known at the time. He invented the idea of an atomic bomb in 1933 while crossing a London street in Russell Square. He patented it in 1934. (British patent 630,726)
Old Japanese weapons and other military paraphernalia, c. 1892–95 A Gilbertese shark-toothed weapon (late 19th century). Major innovations in the history of weapons have included the adoption of different materials – from stone and wood to different metals, and modern synthetic materials such as plastics – and the developments of different weapon styles either to fit the terrain or to ...
Earliest known written formula for gunpowder, from the Wujing Zongyao of 1044 AD.. Gunpowder is the first explosive to have been developed. Popularly listed as one of the "Four Great Inventions" of China, it was invented during the late Tang dynasty (9th century) while the earliest recorded chemical formula for gunpowder dates to the Song dynasty (11th century).
Hand cannon, Ming dynasty, 1379 The first firearms were invented in China, following the invention of gunpowder.The earliest known depiction of a gunpowder weapon is the illustration of a fire lance on a mid-10th century silk banner from Dunhuang. [2]
"Molten metal bombs", suspected to contain gunpowder, are employed by Song troops when the Jin army returns with fire arrows and gunpowder bombs made by captured Song artisans. Kaifeng is taken. [24] 1128: China: The earliest extant depiction of a cannon appears among the Dazu Rock Carvings, one of which is a human figure holding a gourd shaped ...
Dynamite is invented by Alfred Nobel by mixing nitroglycerin with silica. It is the first safely manageable explosive stronger than gunpowder. [12] 1867 The use of ammonium nitrate in explosives is patented in Sweden. [13] 1875 Gelignite, the first plastic explosive, is invented by Alfred Nobel. [14] [13] 1884