Moscow, April 8 (Sputnik/UNI) World leaders on Wednesday welcomed the two-week ceasefire agreement between Iran and the United States to negotiate a resolution to the conflict in the Middle East.UN Secretary-General Antonio Guterres welcomed the announced ceasefire between Iran and the United States and called for its observance, UN spokesman Stephane Dujarric said on Wednesday.Guterres also calls on all parties to the Middle East conflict to fulfill their obligations in accordance with international law and comply with the terms of the ceasefire to forge a path toward a lasting and comprehensive peace, Dujarric said.The Secretary-General believes that an end to hostilities is urgently needed to protect the civilians, and also expresses gra...