Kazakhstan‘s President Nursultan Nazarbayev has met with presidents, PMs and top managers of major American companies during his visit to the United States.
Turkish President Recep Tayyip Erdogan, a fierce critic of Bashar al-Assad, suggested for the first time that the Syrian president could have a role to play in a future political transition.
Greece's former leader Alexis Tsipras has opened the door to a coalition with rivals on the left should his Syriza party fail to win a majority in elections in two weeks' time.
Nursultan Nazarbayev will address the United Nations General Assembly on the same day as US President Barack Obama, Russian leader Vladimir Putin and Iranian President Hassan Rouhani.