Conversation so far:
What is the change of course that is talked about?
The State Legislature defeated the bond issue necessary to build the roads, and his other initiatives failed as well.
Are there any other interesting aspects about this article?
Long responded by suddenly announcing his intention to run for the U.S.
Senate in the Democratic primary of September 9, 1930.
Did he win the Senate seat?
Long defeated incumbent Senator Joseph E.
Ransdell.

Question: Why did he decide to do this?
Self-contained rewrite: Why did Huey Long decide to run for Senate?