They are "power breakers" they bring conflicting groups together. The encourage compromise- develop policies favorable to their interests or the groups that support them, organize and persuade voters to elect their candidates to office
Because they needed the protection of the East India Company (EIC) to preserve the Mughal authority. After one century of prosperity the Mughal empire was facing its own decline. Different emperors raise to throne and did very little to save the empire from its collapse.
They faced several fights among claimers to the throne and eventually civil war. Much of the Mughal treasures were looted. In response, the British from the EIC gained trading rights, such as collect taxes, and ultimately political power.
Few people doubted his legitimacy. Legitimacy in this issue isn't characterized by the mainstream vote, vote tallies, our outrage or individuals quibbling about how the procedure turned out badly. It's characterized by a legitimate procedure that — regardless of the possibility that we contend about regardless of whether the Supreme Court settled on the morally remedy choice—was lawful and inside their domain. He promised of office, the Congress and Executive branch perceived that and hence he was the true blue POTUS. Suppositions on this issue are as unessential as sentiments on the presence of gravity.