“The World Humanitarian Day 2012 campaign has made social media history by sharing more than one billion messages of hope,” the UN said in a statement.

It is not only a day that made history,  but  shows Beyonce’s effective contribution to humanitarian day.   The YouTube video below show her and Valrie Amos, UN Under Secretary for Humanitarian efforts, in an interview  as she expresses the reasons behind her participation in a wonderful project.