Turkey has jailed the main political challenger to the country’s authoritarian President. The collapse of the Assad regime in Syria, stresses in the Europe-US transatlantic alliance, and the situation in Ukraine have opened a geopolitical window for Erdogan to tighten his grip over power.

Turkish President Recep Tayyip Erdoğan on Sunday urged the banned Kurdistan Workers' Party (PKK) to disband, one month after the jailed PKK founder Abdullah Öcalan called on the organization to disarm.

Has Turkey’s Recep Tayyip Erdogan just knocked out the main challenger to his presidency on a technicality before a punch has been thrown in earnest? Late on March 18, public school Istanbul University announced that it was voiding the university degree held by Istanbul’s opposition mayor Ekrem Imamoglu,

Turkish police have detained the strongest rival to President Recep Tayyip Erdogan, a move that experts say is aimed at removing all possible contenders ahead of the next presidential election and further stretching his rule.

Turkey’s leading opposition party is trying to channel anger over the arrest of a key Erdogan challenger into a sustained political movement.

Turkey has experienced zero pressure from the US since the detention of President Recep Tayyip Erdogan’s main political rival Ekrem Imamoglu on March 19 and the taking to the streets of tens of thousands of Turks concerned that what democracy there is left in their country is being snuffed out.

Bremmer is a foreign affairs columnist and editor-at-large at TIME. A protester waves Turkey's national flag before riot police as protesters flash the grey-wolf salute during a demonstration ...

Thousands of people in Turkey have turned out for a seventh night of protests which have so far seen more than 1,400 people detained, including students, journalists and lawyers. The nightly unrest began last Wednesday when the city's Mayor Ekrem Imamoglu - who is seen as the President Recep Tayyip Erdogan's main political rival - was arrested on corruption charges.

Mr. Erdogan’s second term expires in 2028 ... Some investors, however, could avoid the country out of fears about the rule-of-law and the possibility of more instability.

Turkey imposed travel restrictions on Istanbul, the country’s largest city, to curb the spread of anti-government protests sparked by the detention of a prominent opposition politician.