Saudi-Bahraini union opposed by GCC states ...and Iran

 "...A few of the GCC members blocked the idea, as it would give further sway to Saudi Arabia, the biggest member of the gulf coalition.Smaller GCC countries are afraid of losing political and economical influence to Saudi Arabia whose population is five times bigger than Oman; the second biggest country in the GCC by population. In addition there are fears that they will lose out in important gas and oil sectors.After the summit, a source close to the Qatari government told Al-Quds Al-Arabi newspaper that, "Qatar sees the move as a Saudi manoeuvre to undermine the bilateral relations between the countries of the GCC and to impose its agenda upon it." ..."