(ANS) – Sudan ‘s government and a rebel group will sign an agreement tomorrow committing them to end their 20-year civil war over the nation’s oil resources by December 31, the U.S. ambassador to the United Nations said. “They will sign a memorandum of understanding tomorrow, committing themselves to completing their peace agreement and signing a peace agreement by the end of this year,” U.S. Ambassador John Danforth said after the UN Security Council met today in Nairobi, Kenya, according to a transcript provided by the U.S. Mission to the UN. “So that is very, very good news,” Danforth said, according to at least one website covering the Security Council meeting. The Security Council is scheduled to vote tomorrow on a resolution that would offer Sudan at least $500 million in economic development and reconstruction aid, and more than 10,000 UN peacekeeping troops, after the civil war ends. Council members have agreed on a text, the UN said. With a population of 39 million, Sudan has an annual gross domestic product of about $15.6 billion and external debts of $21 billion. The resolution also promises possible’ debt relief. Sudan owes the World Bank and International Monetary Fund about $2 billion, spokesmen for the groups said.