“If there's American citizens left, we're going to stay until we get them all out," Biden said.
On Wednesday, many American lawmakers demanded from the president to extend the last term that he established for the final withdrawal of the troops from Afghanistan.
The same day Pentagon stated that the American military men have no possibility to communicate with the citizens of the U.S. outside Kabul Airport.
U.S. Secretary of Defense Lloyd Austin reported that about 4,500 American military men stay in Kabul.
The U.S. mission on the evacuation of its citizens and allies from Afghanistan should end on August 31.
Earlier, U.S. President Joe Biden authorized up to $100 million from an emergency fund to meet "unexpected urgent" refugee needs stemming from the situation in Afghanistan, including for Afghan special immigration visa applicants.
On August 15, the Taliban militants seized Kabul, the capital of Afghanistan. Afghan President Ashraf Ghani said that he had left the country to avoid bloodshed as the Taliban entered the capital Kabul. Members of the diplomatic missions of the Western countries and their staff consisting of locals did not evacuate and they stay in the capital airport, where chaos is observed.
Biden authorized the deployment of 5,000 troops to Afghanistan to ensure "an orderly and safe" drawdown and evacuate US personnel.
On August 16, the Pentagon approved sending another 1,000 servicemen to help evacuate American citizens from Kabul.