Final answer:
Abraham Lincoln became president through the democratic process of winning the presidential election in 1860.
Step-by-step explanation:
Abraham Lincoln became president through the democratic process of winning the presidential election. In 1860, Lincoln won the presidential elections by securing a majority of the electoral votes, which is the method used to determine the winner in the United States. He was a candidate of the Republican Party and his victory marked a significant turning point in American history.
Learn more about Abraham Lincoln's path to the presidency