thanks your pictures helped go along with my point.http://img1.etsystatic.com/il_570xN.277478101.jpg
http://cdn.8ball.co.uk/tshirts/thevibratorsgaragepunkadulttee_1_114874_black_l.jpg
http://static.artfire.com/admin/pro...000--77729_product_1733279161_thumb_large.jpg
http://theflagman.co.uk/images/poster flag 001.JPG
http://ecx.images-amazon.com/images/I/51Fi2XZK87L._SX395_.jpg
http://s2.thisnext.com/media/largest_dimension/A74CB0FD.jpg
http://images-ff.asos-media.com/shmotterstorage/4276/large_49526f03-2dd2-47ff-b0f1-c8bf0dab17fd.png
And a lot more, look around yourself.
Obviously union jack is also related to punk subculture, new style of Dante.