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.
1973
1959
1983
1975
2005
1961
1992
2011
2008
1993
2001
2000
1997
—
1985
2004
1989
2013