 In 1270, the Lithuanian Grand Duke Traidenis, together with Semigallians, attacked Livonia and Saaremaa.During the Battle of Karuse on the frozen Gulf of Riga, the Livonian Order was defeated, and its master Otto von Lutterberg killed.In 1287, around 1400 Semigallians attacked a crusader stronghold in Ikšķile and plundered nearby lands.