The new Apple's iOS has Persian keyboard. BBC Persian's Sam Farzaneh discusses why it is an important feature.Read more
BBC Persian Service
Tough-talking President Donald Trump may have met his match in Iranian counterpart Hassan Rouhani.
In his first speech at the UN on Tuesday, President Trump included Iran among "a small group of rogue regimes".
George W Bush invented the original list of US enemies - who did Donald Trump label 'rogue states'?