President Joe Biden spoke to the nation Tuesday on the end of the war in Afghanistan, defending the chaotic withdrawal from Kabul a day after the last American military planes left the country, concluding the nation’s longest war nearly 20 years after it began.President Joe Biden spoke to the nation Tuesday on the end of the war in Afghanistan, defending the chaotic withdrawal from Kabul a day after the last American military planes left the country, concluding the nation’s longest war nearly 20 years after it began.