Tuesday 22 May 2018, 16:54:50
22 May 337
: Constantine the Great, Roman emperor since 306, the first to convert to Christianity, dies in Nicomedia at age 65.
22 May 1813
: Richard Wagner, German composer, is born in Leipzig.
22 May 1874
: Verdi's Messa da Requiem
is premiered in Milan at the first anniversary of the death of Italian writer Alessandro Manzoni.
22 May 1885
: Victor Hugo, French writer and human rights activist, dies in Paris at age 83.
22 May 1894
: Werner von Siemens receives a patent for an electric railway.
22 May 1906
: The Wright brothers are granted US Patent 821393 for a “Flying Machine”.
22 May 1939
: Fascist Italy and Nazi Germany sign the “Pact of Steel” encouraging military and economic cooperation.
22 May 1972
: The Democratic Socialist Republic of Sri Lanka is proclaimed, replacing the Dominion of Ceylon.
22 May 1980
: The arcade game Pakkuman
, or Pac-Man in English, is released in Japan, selling a hundred thousand machines within the first year.