Dates before Twin Towers fall

So far this article is an interesting account of interfaith and dialogue initiatives between Muslims and Christians. The article started by framing this as an after the Twin Towers thing. These following dates, however, are before that incident. That's not to invalidate what's being written here, but it is important to note that the issues predate the 'crisis'.
in reference to:

"in 1997. He helped set up a joint Christian-Muslim Planning Group in 2000 and a larger Reference Group of Christian and Muslim leaders in 2001"
- Barnabas Fund - hope and aid for the Persecuted Church | Persecuted Christians : Recent Changes in Christian Approaches to Islam (view on Google Sidewiki)