Conversation so far:
What role did Joe Lieberman play in the creation of DHS?
When control of the Senate switched from Republicans to Democrats in June 2001, Lieberman became Chairman of the Homeland Security and Governmental Affairs Committee.
Did this lead to the creation of the department?
One month after the terrorist attacks on September 11, 2001, he introduced legislation to reorganize the federal government to better protect the American people.
Was this legislation popular?
After months of opposing the plan, the White House eventually endorsed the concept.
What happened next?
Legislation that passed Congress in 2002 created a department incorporating key organizational elements Senator Lieberman advocated.

Question: Did Lieberman play a role in the DHS after its creation?
Self-contained rewrite: Did Joe Lieberman play a role in the DHS after it's creation?