August 26th (1278) was a Friday. It's the 238th day of the year (239th in leap years) in the Gregorian calendar. There are 127 days left to the end of the year.
Historical Events for 26th August, 1278
» Ladislaus IV of Hungary and Rudolph I of Germany defeat Premysl Ottokar II of Bohemia in the Battle of Marchfield near Dürnkrut, Austria known as Dürnkrut in (then) Moravia.