Conversation so far:
When did Tom Simpson move to Brittany?
In April 1959.
Why did he move to Brittany?
his National Service papers were delivered; although willing to serve before his move.
What did he do once he moved?
He applied to local cycling clubs, and joined Club Olympique Briochin, racing with an independent (semi-professional) licence.
How long did he race in Club Olympique?
He was invited to race in the eight-day stage race Route de France by the Saint-Raphael VC 12e, the amateur club below the professional team Saint-Raphael-R.
If he accepted the race, did he win?
Simpson won the final stage, breaking away from the peloton and holding on for victory.

Question: What did he do after the win?
Self-contained rewrite: What did Tom Simpson do after he won the race in Club Olympique?