This is a hard question to answer. There is no scenario in which I would imagine the Confederation being allowed to exist peacefully. Sooner or later Chile, Argentina and even Ecuador would likely come into conflict with it. read more
If the Confederation lasted long enough to consolidate power in Andres de Santa Cruz, it likely would have resembled Bolivia under his rule. He was a bit authoritarian, but extremely effective at what he did. read more
The Peru–Bolivian Confederation was a short-lived state that existed in South America between 1836 and 1839. The country was a loose confederation between the states of Peru, divided into the Republic of North Peru and the Republic of South Peru, and Bolivia, with the capital located in Tacna. read more
Chances are if Cruz had not interfered in the politics of Argentina and Chile that they would not have gotten involved against the Confederation. He also need to reassure them and the protestors inside of the confederation of the benefits. His confederation plan would probably have both Peru and Bolivia much better off today. read more