Portland protests frequently labeled ‘riots,’ but some say police use laws arbitrarily By Jonathan Levinson (OPB)Portland, Ore. Aug. 28, 2020 1 p.m.Laws governing what constitutes an “unlawful assembly” or “riot” in Oregon have roots in the state’s deeply racist history.📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up