The origin of the International Anti-Drug Day on June 26th is that from June 1987 to June 26th, the United Nations held a ministerial conference on drug abuse and illegal trafficking in Vienna, attended by more than 3,000 representatives from 138 countries. The conference put forward the slogan of "Love life, don't take drugs", and the participants unanimously agreed to designate June 26th as "International Anti-drug Day".

Every year around "6.26" International Anti-Drug Day, governments at all levels will focus on anti-drug publicity activities through newspapers, radio, television and other news media and other forms.

1987 In June, the United Nations Ministerial International Conference on Drug Control was held in Vienna, Austria. More than 3000 representatives from 138 countries attended the meeting. The meeting adopted the Comprehensive Multidisciplinary Outline of Drug Control Activities. At the end of the 26th meeting, the delegates unanimously passed a resolution to designate June 26th of each year as "International Anti-Drug Day" from 1988, so as to draw attention to the drug problem all over the world and call on people all over the world to make joint efforts to solve the drug problem.

In February of the same year, the 42nd UN General Assembly passed a resolution, and decided to designate June 26th as the International Day against Drug Abuse and Illicit Trafficking.