The very first and 2nd division was Launched alongside one another in 1929. In 1977, Segunda División B was Started to replace Tercera División given that the 3rd tier. Tercera División has given that that been the fourth tier. An overview of the present nationwide league method is introduced in https://jaidenzupib.bleepblogs.com/40162892/what-is-la-liga-can-be-fun-for-anyone