Lizzie Porter

Tehran's Foreign Minister showed ability to balance powers within the country and abroad

Building ties with neighbours became priority when negotiators started pursuing lifting of sanctions

Tehran says Qatar and Turkey are acting as mediators with government that toppled its ally Al Assad

Tehran yet to accept invitation for fifth round of talks this week

Only 5% of supplies required for Palestinians have been allowed into the enclave

Iranian leader tells Tehran forum that Washington 'tries to pit us against each other' with weapons sales

Istanbul discussions aim to create path to ceasefire but Putin and Zelenskyy absent

Volodymyr Zelenskyy sends negotiators to Istanbul – but Putin fails to appear

Ukrainian President Volodymyr Zelenskyy said he was ready to meet his Russian counterpart directly

No confirmation of whether Vladimir Putin and Volodymyr Zelenskyy will attend

Apart from providing limited sanctions relief, Washington has maintained most economic restrictions on the country

Face-to-face meeting between Ukrainian and Russian leaders could take place in Istanbul this week

Armed group makes announcement after holding long-awaited congress

Why US and Turkish leaders appear to get on so well

Ten new agreements signed as Iraqi Prime Minister Mohammed Shia Al Sudani visits Ankara