Conversation so far:
What is Ibn al-Khattab's connection to Central Asia?
At the age of 18, Khattab left Saudi Arabia to participate in the fight against the Soviet Union during the Soviet invasion of Afghanistan.
What else did Ibn al-Khattab do, besides leave to fight in Afghanistan?
Ibn al-Khattab permanently incapacitated his right hand after an accident with improvised explosives.
What happened to Ibn al-Khattab after injuring his hand?
Ibn al-Khattab publicly admitted that he spent the period between 1989 and 1994 in Afghanistan and that he had met Osama Bin Laden.
When did Ibn al-Khattab enter the Balkans?
Armenian sources claim that in 1992 Ibn al-Khattab was one of many Chechen volunteers who aided Azerbaijan.
What did Ibn al-Khattab do in Azerbaijan?
Ibn al-Khattab aided Azerbaijan in the embattled region of Nagorno-Karabakh.
What did Ibn al-Khattab do with Shamil Basayev?
In the course of the First Chechen War, Shamil Basayev became Ibn al-Khattab's closest ally and personal friend.
What was the result of Ibn al-Khattab's involvement in Azerbaijan?
The Azerbaijani Ministry of Defense denied any involvement by Khattab in the Nagorno-Karabakh war.

Question: What else is interesting about this time?
Self-contained rewrite: What else is interesting about Ibn al-Khattab's time in the Balkans besides the result of his involvement Azerbaijan?