Although Franco had never been a member of a political party, the growing anarchy impelled him to appeal to the government to declare a state of emergency. His appeal was refused, and he was removed from the general staff and sent to an obscure command in the Canary Islands.
I believe the power was separated so that no one group of people had to much power. It is the basic gest of why we separate a lot of things so that everyone has equality and all power is not going to one person or group who does things in favor of another person or group. The power was then distributed so each branch could help keep the other branch from becoming power hungry and unsociable power feigns.
One important advantage that primary soruces have over secondary sources is that primary sources offer a firsthand account of an event - b, which isn't the case with secondary sources. Although this leaves primary sources prone to being biased compared to secondary sources.