28 May â The LO School is inaugurated by the Danish labour movement in Helsingør.
15 June â The 750 years' anniversary of the Danish flag, Dannebrog, is celebrated throughout Denmark. 750 flags from all parts of Denmark are gathered on City Hall Square in Copenhagen.
24 June â The proposed lowering of the electoral age from 21 to 18 is rejected by 78.6% of voters at the 1969 Danish electoral age referendum.
1 July â Denmark legalizes visual pornography.
30 September â The government sets up a temporary Environmental Committee.