The strange history of the now abandoned American 1993-bill, «Don't ask, don't tell» where sexual orientation was a "non-talk" policy in the American forces, leading to 13.368 getting kicked out before 2011.
1996
2015
1988
2014
2001
1964
1997
2012
1970
2007
1984
1965
2002
2017
2008
2016