They have never beat the Redskins in Washington.
36 years ago.
in the late 1900's
Bears beat the Packers last in 2005 at Lambeau Field.
2012 pre- season da redskins won 7-6
1941, the Bears beat the Packers.
The last time the Detroit Lions defeated the Green Bay Packers was on September 21, 2014, in Ford Field, Detroit, Michigan. The Lions defeated the Packers by a score of 19-7. The last time the Lions beat the Packers in Lambeau Field was on December 15, 1991.
I believe it was wk 2 in 2003