In what years have he cowboys swept the redskins?

Answer:
Dallas defeated Washington twice a year in 1968, 1969, 1970, 1977, 1980, 1981, 1985, 1994, 1998, 1999, 2000, 2001, 2003, 2004 and 2009.
First answer by Jakeem2009. Last edit by Jakeem2009. Contributor trust: 133 [recommend contributor recommended]. Question popularity: 3 [recommend question].