When did the  revolutionary wave which made Jordanian tourism lost $1 billion  in 2011 began 
Tourism in Jordan:  In 2011, Jordanian tourism lost $1 billion due to the political instability across the region. Arab Spring: The Arab Spring, (Arabic: الربيع العربي‎ ‎ "ar-Rabīʻ al-ʻArabī") also referred to as Arab revolutions (Arabic: الثورات العربية‎ ‎ "aṯ-'awrāt al-ʻarabiyyah"), was a revolutionary wave of both violent and non-violent demonstrations, protests, riots, coups and civil wars in North Africa and the Middle East that began on 17 December 2010 in Tunisia with the Tunisian Revolution.
17 December 2010