What ideas gave birth to the world's first modern democratic nation?

Magna Carta and Montesquieu's ideas gave birth to the world's first modern. democratic nation.

Explanation:

Greatly like the Magna Carta, Montesquieu's ideas were essential because no particular person or organization would keep all the strength and become too strong.

This idea has become recognized as a separation of power.

Considered that the government should be prepared to limit any oneself/group from controlling all others.

abraham lincoln was the president of usa and he had asked the audience to make a pledge on equality.

his pledge was:

“it is my earnest desire to know the will of the providence.”

lincoln also had hatred for people who condoned and practiced slavery and so he pledged:

""and if i can learnt what it is i can do it"" this is another pledge by abraham to reassure the congregation on how to deal with the providence will.

explanation:

hope this !

the answer is suffrage