The initial and 2nd division was Started with each other in 1929. In 1977, Segunda División B was founded to switch Tercera División as the third tier. Tercera División has given that that been the fourth tier. An overview of the present nationwide league program is introduced in table 1. https://k-o-nh-c-i-8874173.worldblogged.com/46191799/top-guidelines-of-what-is-la-liga