GRAND FORKS, N.D. (AP) — Former North Dakota Republican House Majority Leader and prominent University of North Dakota alumnus and booster Earl Strinden has died. He was 90. State Treasurer Thomas Beadle tells The Bismarck Tribune his grandfather died Tuesday afternoon. Strinden, who represented Grand Forks, served in the state House from 1966-88. He was the House majority leader on and off from 1974-88. Strinden ran unsuccessfully for U.S. Senate in 1988 against longtime Democratic incumbent Quentin Burdick. Strinden was a Litchfield native. He worked for the University of North Dakota Alumni Association beginning in 1969. He was its president from 1974-2000. He established the UND Foundation in 1978 and served as its executive vice president until 2000.