Couple of entries from the February issue of brainmail, which will be out very soon.
With the possible exception of cigarettes, no openly declared war on a large-scale social problem has ever resulted in defeat for the enemy.
Ref: Foreign Policy magazine
A study of 52 depictions of the Last Supper from the sixth century to 1996 discovered that the main dish has grown in size by 69%
Ref: International Journal of Obesity
http://brainmail.nowandnext.com/
On the first point – drink driving has been pretty much outlawed by the government, compared to 20 years ago (reduced by three quarters).
http://www.independent.co.uk/news/uk/home-news/drinkdriving-deaths-fall-to-alltime-low-2087890.html
Good point! Must be others….