Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Monaco:

"

A 1962 amendment to the constitution abolished capital punishment, provided for women's suffrage and established a Supreme Court of Monaco to guarantee fundamental liberties.[citation needed] In 1963, a crisis developed when Charles de Gaulle blockaded Monaco, angered by its status as a tax haven for wealthy French citizens.[6]