Conversation so far:
How long did Rogers Morton' congressional career last?
Rogers Morton served in Congress from 1963 until 1971.
What did Rogers Morton do in congress?
In Congress, Rogers Morton worked to enact legislation that would preserve the Chesapeake Bay, including laws reducing pollution into the Bay.

Question: What are some things he did while in Congress?
Self-contained rewrite: What are some things he did while in Congress?