It only took us 20 years to learn what Russia and France before us found out

A foreign power can't control Afghanistan.

US troops have left Bagram, the sprawling airbase north of Kabul that was the symbolic and operational heart of its military operation in Afghanistan.

With that hub handed over to Afghan security forces, the final departure of US troops from the country is likely to be completed within days – and only months before the twentieth anniversary of the start of US operations to topple the Taliban, launched in response to the 9/11 attacks.

[...]

Most of America’s Nato allies have already taken their troops home, in a muted end to an international mission that began two decades ago.

[...]

Britain and Turkey among the last few nations still to have boots on the ground. UK soldiers are expected to leave within days, although special forces may keep a covert presence, documents leaked to the BBC suggested recently.

The Turkish military is in negotiations to remain in Kabul, securing the international airport, with some international military presence considered vital to foreign embassies staying open there. About 650 US soldiers will stay on to guard their compound.

[...]

Peace talks between the government and the Taliban, meant to be kickstarted by the US withdrawal, have largely stalled as militants try to consolidate their position on the ground.

[...]

Gen Austin Miller, the top US commander in Afghanistan warned last week the country could be headed for civil war. He said on Friday that despite the Bagram handover, the US “still retains all the capabilities and authorities to protect the forces” stationed in Kabul.

Few politicians want to highlight that a military project launched to destroy the Taliban is ending with the group resurgent across Afghanistan.

  The Guardian

...but hey, do what you want...you will anyway.