Former president hails the Arab Spring 's ` ` challenge to authoritarian ##ism '' In a speech , he honors pro - democracy activists around the world . Myanmar 's Aung San Aye , speaks to the global audience via Twitter . ` ` Democratization is not irreversible , '' she says .
Former president hails the Arab Spring 's `` challenge to authoritarian rule '' In a speech , he honors pro-democracy dissidents around the world . Myanmar 's Aung San Suu Kyi speaks to the Washington audience via Skype . `` Democratization is not irreversible , '' she says .