The Soviet Union withdraws its troops from Afghanistan, ending a decade-long conflict and leaving the country unstable.
Al-Qaeda terrorists carry out coordinated attacks on the United States, leading to a global war on terror.
U.S.-led coalition begins military operations in Afghanistan to dismantle al-Qaeda and remove the Taliban from power.
Twelve U.S. Special Forces soldiers are deployed to Afghanistan shortly after the invasion to assist Northern Alliance forces against the Taliban.
The 12 Strong team coordinates with Northern Alliance to conduct strategic battles against Taliban forces, setting stage for later successes in Afghanistan.