By Suresh Nath Neupane KATHMANDU, Nov 8 - The seven-party alliance (SPA) and Maoist rebels have reached a historic agreement, with both the sides agreeing to form an interim government by December 1 to end decade-old insurgency. The summit talks held between the SPA and Maoist leaders at Pri Minister Girija Prasad Koirala's official residence at Baluwatar on Tuesday night reached a 15-point agreement. As per the agreement, future of the monarchy will be decided by the first meeting of the constituent assembly, the interim government containing Maoist will be formed by December 1, the present House of Representatives will be dissolved by November 26 and new constitution will be announced by the date, Maoist People's Liberation Army will be kept in 7 divisions and 21 brigades across the country by November 21.An interim legislature containing 330 members will be formed.