What evidence shows that the nations of Southeast Asia have very different political systems?

1. Government type: The nations of Southeast Asia have varying government types, ranging from authoritarian regimes in countries like Vietnam and Laos to democratic systems in countries like Indonesia and the Philippines.

2. Electoral systems: The nations of Southeast Asia have different electoral systems, with some using first-past-the-post systems, while others use proportional representation or a mix of both.

3. Human rights: There are significant differences in human rights protections and practices across Southeast Asian nations. Some countries have extensive human rights abuses, such as extrajudicial killings and restrictions on freedom of speech, while others have relatively strong protections in place.

4. Corruption levels: Corruption is a significant problem in many Southeast Asian countries, with varying levels of corruption among different nations. Transparency International's Corruption Perceptions Index ranks countries based on perceived levels of corruption, showing significant variations within the region.

5. Civil liberties: There are significant differences in the level of civil liberties enjoyed by citizens in Southeast Asian nations, with some countries having high levels of political freedoms and others severely restricting civil liberties, such as freedom of speech and assembly.

6. Media freedom: The nations of Southeast Asia have varying levels of media freedom, with some countries having a free and independent press, while others tightly control media outlets and suppress dissenting voices.

Overall, these factors demonstrate the significant differences in political systems and governance structures across the nations of Southeast Asia.