On Dezember 7, 1888, Scottish inventor John Boyd Dunlop patented the pneumatic or inflatable tire. His invention is considered one of the basic building blocks of the automobile manufacturing industry. Today, over 1 billion tires are produced annually in over 400 tire factories.
Mid November 1923, the Hyperinflation of the Weimar Republic reached its peak. Due to Germany's obligation to pay large reparations after World War I, a hyperinflation was induced reaching its peak in November 1923, when the American dollar was worth 4,210,500,000,000 German marks.
On 24, March, 1756, Prussian king Frederick the Great passed the circular order that should ensure the cultivation and deployment of potatos in his country. Actually, citizens received this only rather refusing, because this subterranean vegetable seemed rather suspicious to them. But there is the saying that the king used a clever trick to convince his subjects...