Antonio Conte begins his second season as Inter MilanÂ coach with a mission to stop his former club Juventus winning a 10th consecutive Serie A title.
Liverpool face an early test of their Premier League title defence against Chelsea this weekend as Manchester City and Manchester United launch their quest to be champions.
Manchester United made undoubted progress in Ole Gunnar Solskjaer's first full season in charge with a third-placed finish in the Premier League and runs to three semi-finals in cup competitions.
Jadon Sancho is set to show what Manchester United have so far missed out on when he spearheads Borussia Dortmund's challenge as the new Bundesliga season starts this weekend.
Saint-Etienne claimed their first win at Marseille since 1979 with a 2-0 Ligue 1 victory on Thursday as Romain HamoumaÂ and Denis Bouanga scored against the depleted hosts.
AS Monaco got their 1000th Ligue 1 success against Nantes. The Canaries responded to Diop's opener with a nice goal from Blas but it was Geubbels who gave the home side the prestigious victory.
Bayern Munich chairman Karl-Heinz Rummenigge on Thursday took the unusual step of criticising the club's honorary president Uli Hoeness for branding David Alaba's agent a "money-hungry piranha" amid delicate contract re-negotiations.