Assam chief minister Tarun Gogoi, completed two years in power on May 19, but celebrations were,however, tempered with the knowledge that an old wound is sought to be reopened by the BJP-led NDA government.Gogoi feels that the Centre's decision to introduce a Bill on the last day of the Budget session [see storiesin the right hand bar] seeking to repeal the contentious Illegal Migrants (Determination by Tribunals ) Act,1983, has the potential to create chaos and confusion in Assam.