How did Muhammad link religion to government?

Answer 1

Prophet Muhammad (peace be upon him) linked Islam religion per God Quran revelation to him the the universally understood Islam per all prophets since Adam, Noah, ..., Abraham, ..., Moses., Jesus, and Muhammad (peace be upon them). Refer to question below.

Answer 2

Mohammed, when creating the Muslim community in Yethrib (now called Medina) became the Hakam (or Judicial Administrator) of the village. Therefore he had earthly power in his life. His rules and decisions were seen as an outgrowth of his spirituality, leading to theocratic government-style.

Answer 3

Islam is not a religion restricted to the morals of eating and dressing. It is a complete way of life. It offers solutions to all the life's problems one can ever have. Similarly Muhammad PBUH upon whom the religion was revealed set forth for us guidelines. He set for us the principles that would can shake the foundations of a nation. Islam is a powerful religion and it has light enough to offer for it's followers to never get astray, or live with some questions unanswered. Every task of this life has an appropriate way to be conducted. There is a way of living there is a way of how people should move themselves in the society. There is guidelines for a people as large as for nations to follow. And so not only Islam and Government, but Islam and every other human activity are interrelated.