The rebels signed a cease-fire with Nepal's leadership on April 27 after King Gyanendra ceded most of his power to a new parliamentary government. Without the extension, the accord would have expired on Thursday.
The two sides have held at least three rounds of peace talks since the cease-fire, but have made little progress in recent weeks, the AP reports.
Selim Bensaad, the great-grandson of Joseph Stalin, wrote an open letter to Russian Foreign Minister Sergei Lavrov. In the letter, Bensaad pointed out the need to dissolve the United Nations