“My first professional year at St Etienne was the most important in my career yet, because at the end of that year I signed for Arsenal,” the France international begins. “Then when I went out on loan, back to France at Marseille, I think that was a very good year for me.
“That’s when I came back to Arsenal and started to play in the Premier League. So that year in Marseille led me to coming back and playing here at Arsenal, it was very important.”
William was loaned back to St Etienne for the first year after signing for us, then had six months with Nice the following campaign, before spending the 2021/22 campaign with Marseille.