Plsss helpp me, I need to get this done

the frist ones are

1.February 12, 1809

2.The 1860 United States presidential election was the 19th quadrennial presidential election, held on November 6, 1860.

Abraham Lincoln: Hannibal Hamlin

For President: for Vice President

3.Elected President

The 1864 United States presidential election, the 20th quadrennial presidential election, was held on Tuesday, November 8, 1864. In the midst of the American Civil War, incumbent President Abraham Lincoln of the National Union Party easily defeated the Democratic nominee, former General George B.

4.was assassinated. April 15, 1865, Petersen House, Washington, D.C.

Explanation: i think that's all for the first one

new evidence is discovered.

oversights and errors are corrected,

new technology is applied to evidence.