Proven Right
Time: 1870s
Place: Saint Petersburg, Russia
Details: Years after Mendeleev predicted the existence of some elements and being criticized, Mendeleev was proven right by the discovery of elements like gallium in 1875, scandium in 1879. And later, germanium also was discovered in 1886.
‹ Earlier in historyThe castle passed through several owners until a foundation bought the castle and associated church1875 Later in history ›Tesla enrolled at Austrian Polytechnic in Graz1875
Best-effort ordering. Some events may appear out of order since many are only known to the year, but they are usually around the same period.