Nepal's former Prime Minister Krishna Prasad Bhattarai, the last of the country's veteran leaders who founded Nepali Congress, died at the age of 87 late on Friday night.
King Gyanendra Monday held talks with former prime ministers of Nepal.
But that is unlikely to deter NGOs planning their first protest march in Kathmandu on Thursday.
Communist leader Vidya Devi Bhandari was on Wednesday elected as Nepal's first woman President by the parliament, weeks after it adopted a new landmark Constitution that declared the country a secular state.