Today in Washington State History From LaConner incorporates for the first time on November 20, 1883. Chief Joseph watches a University of Washington football game and gives a speech in Seattle on November 20, 1903. Forward Thrust unveils $1.1 billion transit plan for King County on November 20, 1969. Marymoor Prehistoric Indian Site is placed on the National Register of Historic Places on November 20, 1970. Seattle research center is renamed Bob Hope International Heart Research Institute on November 20, 1980. President Clinton convenes APEC summit on Blake Island on November 20, 1993. Seattle School Board votes to end mandatory busing for desegregation in elementary schools on November 20, 1996. NewHolly Branch, The Seattle Public Library, opens on November 20, 1999. Sea-Tac International Airport's third runway opens on November 20, 2008.