agency operated alongside a Greek sovereign authority that purportedly had sole responsibility for protection but that was not fulfilling its obligations to provide protection. Therefore, migrants and refugees confronted enforcement barriers (enhanced by Frontex’s engagement) without the requisite human rights and refugee rights protections that provide remedies against unbridled enforcement. As Frontex continues to operate in Greece, and other places, Human Rights Watch believes such an unbalanced and unaccountable situation is unsustainable and dangerous for migrants, asylum seekers, and refugees.154 154 On the importance of accountability mechanisms in international executive agencies taking administrative decisions, see Benedict Kingsbury, Nico Krisch and Richard B. Stewart, “The Emergence of Global Administrative Law,” Institute of International Law and Justice (2005), http://www.iilj.org/GAL/documents/TheEmergenceofGlobalAdministrativeLaw.pdf (accessed April 14, 2011). THE EU’S DIRTY HANDS 54