Reposted by David Owen
In 2002, Turkmenistan dictator Saparmurat Niyazov renamed the days of the week and months of the year after concepts from a book he'd written. He died in 2006 and, less than 18 months later, the government changed them back.
en.wikipedia.org/wiki/Renamin...
en.wikipedia.org
Renaming of Turkmen months and days of week - Wikipedia