As the detention of Istanbul's mayor and the arrest of more than 100 raise alarms over an escalating crackdown on opposition, internet access across Turkey has slowed and protests are banned in Istanbul.

By Akin Nazli in Belgrade Turkey on March 19 was cast into an undeclared state of emergency following the detention during an early-morning police raid of Istanbul Mayor Ekrem Imamoglu at his home. The detention of Imamoglu – days ahead of a planned party nomination as a presidential candidate who would be widely seen as having a good chance of

Critics say the arrest of Istanbul's mayor is part of a mounting crackdown by Turkey's president to silence all dissent.