Football is a contact sport or it's not a contact sport. It's obvious La Liga plays and officiates in a way that discourages body-on-body contact like in England, Scotland, or Germany. There's no debate on this issue, it's a cultural attitude towards the concept of football: Spain likes it's technique and it's pretty football. There's also no debate that less bodily contact produces less wear-and-tear on players over the course of a season: it's physical fact. Therefore, by logical extension, Spanish clubs have significant advantages going into European competition, with a softer domestic league, especially if European officiating, again, favors less bodily contact. Therefore, an English or German European club title means significantly more than Spanish ones because they've endured more overall wear-and-tear through all competitions in a year. La Liga tarnishes Spanish club European success.
If anyone ever needs to know why English players are utterly winning anything on their own simply read this buffoons piece
The fact that there are really only 2 maybe 3 teams in Spanish football should say it all. Why are we having this conversation about nothing? We all know that the Spanish are soft and they do not like contact. They don't play contact sports. Pau Gasol for the Lakers in the NBA is one of the softest players in the league, there are no Spanish American football players, or any other sports in the world where there are Spanish players complaining about it being to physical