The Calvin and Hobbes comic strip was launched on 18th November 1985. Created by Bill Watterson, the strip became extremely popular being syndicated to close to 2,400 newspapers and selling more than 45 million copies worldwide in book format. On 16th July 2010, the United States Postal Service released stamps honouring Calvin and Hobbes.
Image Source: By Source, Fair use, https://en.wikipedia.org/w/index.php?curid=787882
