London, Aug 18 (TIWN) British Prime Minister Boris Johnson and US President Joe Biden have spoken over telephone about the current situation in Afghanistan following Taliban takeover, the Downing Street said in a statement.

The two leaders welcomed their countries' cooperation in recent days to help evacuate their nationals, current and former staff, and others from Afghanistan, the statement said, Xinhua news agency reported. 

"They resolved to continue working closely together on this in the days and weeks ahead to allow as many people as possible to leave the country," it added.  Johnson and Biden, during the phone call on Tuesday, also agreed on the need for the global community to come together to prevent a humanitarian crisis in Afghanistan.