A large wildfire Catastrophe burned Destroying through Slave Lake , Alberta , Canada and its surrounding area from Saturday , May 14 , 2011 through Monday , May 16 , 2011 .

The fire Catastrophe forced Causation the complete evacuation Escaping of Slave Lake 's 7,000 residents—considered the largest such displacement Escaping in the province 's history at the time—to the nearby towns of Athabasca and Westlock , as well as the provincial capital of Edmonton .

The fire Catastrophe destroyed Destroying roughly one-third of Slave Lake ; 374 properties were destroyed Destroying and 52 damaged Damaging in the town , and another 59 were destroyed Destroying and 32 damaged Damaging in the surrounding Municipal District of Lesser Slave River No .

The fire Catastrophe destroyed Destroying roughly one-third of Slave Lake ; 374 properties were destroyed Destroying and 52 damaged Damaging in the town , and another 59 were destroyed Destroying and 32 damaged Damaging in the surrounding Municipal District of Lesser Slave River No .

Slave Thomas Laws of Millwood ( between Berryville and Winchester ) had a Confederate permit to sell Commerce_sell produce in Winchester three days per week , and agreed Agree_or_refuse_to_act to act as a Union spy .