Opposition to the stamp act centered on what two main points?

I don't know directly but here are some notes that can help

They weaken the south vietnamese army.

The question of what caused the full effects of the radical stage, also called the second french revolution by some historians, which shook the political and social reforms in france have caught the attention of many scholars, particularly because of principles implemented during this stage which is contradictory to the fundamental principle of the french revolution itself, by using dictatorship to create equality.