Vladimir Putin was greeted with a display of a Ukrainian flag while visiting Kazakhstan for a summit where he is expected to discuss the war in Ukraine.

Ukraine's flag - with its horizontal bands of blue and yellow - briefly appeared late on Wednesday instead of the Russian white, blue and red tricolor on a screen located on one of Astana's main thoroughfares.

By Lidia Kelly and Tamara Vaal ASTANA (Reuters) -Russian President Vladimir Putin visited Kazakhstan on Wednesday, and discussed boosting energy and industry ties and easing a row over farm goods with the Central Asian nation which exports most of its oil through Russia but is exploring alternatives.