It was happened again:

"A Turkish court has ordered the country's telecommunications company to block access to the popular video-sharing site YouTube because of clips the court deems insulting to leading political figures."

FoxNews coverage:
Turkey Orders YouTube Blocked Over Clips
http://www.foxnews.com/wires/2007Sep20/0,4670,TurkeyYouTube,00.html

And local news via Today's Zaman too:
http://www.todayszaman.com/tz-web/detaylar.do?load=detay&link=122630