“The Afghan Taliban took control of three districts, one in the province of Wardak which is just south of Kabul, and the other two in the northern province of Kunduz, that were heavily contested during the US troop surge that began in 2010 and ended in 2011. One of the districts was the scene of the Taliban’s shoot down of a US helicopter that resulted in the deaths of 31 special operations personnel, including 17 US Navy SEALs. “
Source: Taliban control 3 districts in Afghan provinces of Wardak and Kunduz – The Long War Journal