I would say that the Pentagon Papers case of 1971 - in which the government tried to block the The New York Times and The Washington Post that they obtained from a secret study of how we got involved in the war in Vietnam - that is probably the most important case. ↗
The real shame about the ending of the Guns N' Roses when I got kicked out wasn't just that I got kicked out, but Slash and Axl stopped working together. ↗
Alas for the affairs of men! When they are fortunate you might compare them to a shadow; and if they are unfortunate, a wet sponge with one dash wipes the picture away. ↗