Guid books because they didn't have anyone to hand them the books and also people don't waste their time on books they are out there for gold
The main cause of the rise of caudillos in Mexico was wide-spread political disorder and a lack of a sufficient power structure following revolutions, since these military leaders used this lack of order to seize power.
It is a oligarchy because a monarchy is like the queen of england or king louis the 56 or something like that