wikipedia.org In 1823 in Newcastle upon Tyne, Robert Stephenson, his father George Stephenson and Edward Pease initiated the construction of:
wikipedia.org In 1838 in Morristown (New Jersey), Samuel Morse demonstrated for the first time how a ___________ works.
wikipedia.org In the 19th century, France and Great Britain were involved in so-called "Opium Wars" with:
wikipedia.org On September 28, 1864 in London, the International Workingmen’s Association, often called the First International, was established during a meeting held in St Martin’s Hall (which you can see in the picture). Who was the IWA’s first leader?