Coalition will introduce bill within weeks granting immigration minister power to strip citizenship, even if person had not been convictedTony Abbott will push ahead with proposed changes to strip dual citizens of their Australian nationality if they are suspected of terrorism, but has deferred a decision on strong new powers against sole nationals after a cabinet backlash.The prime minister confirmed a bill to be introduced to parliament in coming weeks would grant the immigration minister the discretion to strip dual nationals of their citizenship if they were deemed to be involved in terrorism, even if the person had not been convicted of an offence.