In this photo taken late Saturday, June 1, 2013, a demonstrator waves a national flag as Turkish protesters clash with riot police near the former Ottoman palace, Dolmabahce, where Turkey's Prime Minister Recep Tayyip Erdogan maintains an office in Istanbul, Turkey. Protests in Istanbul, Ankara and several other Turkish cities appear to have subsided Sunday, after days of fierce clashes following a police crackdown on a peaceful gathering as protesters denounced what they see as Prime Minister Recep Tayyip Erdogan's increasingly authoritarian style.