Expplain subsidary allience. pls me solve this

Subsidiary Alliance is a system by the East India Company. It solved the problem of ruling a nation which is under the rule of a king

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.