Olga Constantinovna of Russia, Queen consort of the Hellenes (born 1851)

Queen of Greece from 1867 to 1913

Olga Constantinovna of Russia was Queen of Greece as the wife of King George I. She was briefly the regent of Greece in 1920.

Day of the year

June 18 is the 169th day of the year in the Gregorian calendar; 196 days remain until the end of the year.

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