Bahrain's King Hamad bin Isa Al Khalifa issued an edict on April 19 to begin reviewing the citizenship of those who might have links to Iran's Islamic Revolutionary Guard Corps, the first step in what might be a wider purge of the citizenship rolls. Meanwhile, The Wall Street Journal reported the same day that Abu Dhabi was seeking a currency swap with the United States to ensure bank liquidity amid financial strain caused by the Iran war, although the United Arab Emirates' banks remain solvent and its sovereign wealth funds are flush at around $2.7 trillion in total assets.