Police use tear gas in Istanbul and Ankara . The protests are the biggest in some 10 years . Report : More than 500 people have been detained across the country , with most protesters . The scope of the protests shows there is a bigger issue , about freedom of speech and accusations of authoritative government . Prime minister tells his people he is no dictator .
Police use tear gas in Istanbul and Ankara . The protests are the biggest in some 10 years . Report : More than 500 people have been detained across the country , with most protesters . Prime minister tells his people he is no dictator .