1) Why has democratic rule remained fragile and precarious in Latin America? What are the conditions that lead to non-democratic governance, such as populism and militarism?
(2) What are the unique conditions or common themes in Argentina, Brazil and Chile that contributed to the back and forth between populism, military and democracy since 1930?
You can use any source(s), this are the ones that I found that could be helpful:
https://www.idea.int/sites/default/files/publications/the-quality-of-democracies-in-latin-america.pdf
https://muse.jhu.edu/article/753199
https://muse.jhu.edu/article/16650
Ribeiro Hoffman, Brazil under Bolsonaro, Latin American Policy (2020)
Hunter and Power, Bolsonaro and Brazils Illiberal Backlash, Journal of Democracy (2019)