What is the
purpose and structure of the declaration-
of independence.

The Declaration of Independence says that government has one purpose; protecting the unalienable, God-given rights that all human beings posses. In the Declaration states:

That, to secure these rights, governments are instituted among men. [The term "rights" had been defined earlier this way -- "they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty, and the pursuit of Happiness."]

The Declaration of Independence makes it clear that government has one purpose;  that of protecting the inherent human rights of life, liberty and property (pursuit of happiness).

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Explanation:

K12

"the sepoy rebellion was the result of many, many influences and stressors on the cultures of india living under british rule. in britain, it's called the sepoy mutiny on the indian mutiny, but in india, it's called the first war of independence.

the main reason is concerned to the british paramountcy , the belief in british   dominance in india political, economic and cultural life had been introduced in india about 1820."

"they were forced to grow crops that benefited the colonizing nations instead of feeding their own people."

a system of cooperative federalism emerged, as the powers of the federal government expanded.