Answer:
Democracy.
Explanation:
The man known as Lincoln(Full name as Abraham Lincoln) came to power in the year 1861 as the 16th United States of America President. He ruled as the President of the United States from the year 1861 till he was assassinated in the year 1865.
Abraham Lincoln was against slavery and support equality for all. One of his speech which is known as one of the shortest but powerful speech is Abraham Lincoln's Speech of known as the GETTYSBURG Address(1864).
According to Lincoln in his Gettysburg speech,he believes everyone will surely have different opinion to which will certainly leads to fight.
2, 3, 1
I'm not too sure about this one but that was to the best of my ability.
However there I hope that helps
C and d are the only common nouns
