Question: Who was noted for their long resistance (1219–1290) against the German crusaders and Teutonic Knights during the Northern Crusades, who had a duke in the second half of the 13th century who uled in the western part of Semigallia?
Sentence (from "Semigallians"): Semigallians (Latvian "Zemgaļi"; Lithuanian: "Žiemgaliai" , also Zemgalians, Semigalls, Semigalians) were the Baltic tribe that lived in the southcentral part of contemporary Latvia and northern Lithuania.
Relevant evidence: Yes