Tehran, June 19 (IANS) Iranian President Hassan Rouhani has warned against growing terrorist activities in the Middle East, saying Terrorism will benefit ** country in the region. "All regional countries are suffering from Terrorism because terrorist acts benefit **ne of the regional countries and is a big obstacle to the development of the region and promotion of ties between the countries," Press TV quoted Rouhani as saying in a telephonic conversation with Qatari Emir Sheikh Tamim bin Hamad bin Khalifa Al Thani on Thursday. Rouhani underlined the need for cooperation among regional countries to help establish peace in the region, adding regional states should join hands to stop bloodshed in Islamic countries.