epa04690461 An Iranian man holds a one thousand Iranian Rial (L) and a one US dollar (R) as he celebrates in the streets of Tehran, Iran, 02 April 2015, after nuclear talks between Iran and World powers ended in Lausanne, Switzerland. Iran and six world powers have agreed on the key points of a deal over Iran’s controversial nuclear programme. Iranians were so happy by hearing that world powers are ready to lift the sanctions against the country. EPA/ABEDIN TAHERKENAREH